alexignatenko
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product-analytics

How an Analyst Loses Control of Metrics — Even Knowing SQL

How an Analyst Loses Control of Metrics — Even Knowing SQL

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Can You Rely on GA4’s Attribution Models for Budget Decisions?

Can You Rely on GA4’s Attribution Models for Budget Decisions?

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Why Do Metrics Start Contradicting Each Other — Even From the Same Source?

Why Do Metrics Start Contradicting Each Other — Even From the Same Source?

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Why Does Decision-Making Get Harder When All Data is Available?

Why Does Decision-Making Get Harder When All Data is Available?

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Why Does “agreeing on data” Often Create Even More Distrust?

Why Does “agreeing on data” Often Create Even More Distrust?

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Why Does Analytics Increase Tension Between Marketing, Product, and Finance?

Why Does Analytics Increase Tension Between Marketing, Product, and Finance?

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Why Does a CMO Feel Responsible For Numbers He Doesn’t Actually Control?

Why Does a CMO Feel Responsible For Numbers He Doesn’t Actually Control?

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How to Calculate Retention with SQL Window Functions (Without Mixing Everything Together)

How to Calculate Retention with SQL Window Functions (Without Mixing Everything Together)

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Why Does Having More Data Make Uncertainty More Visible Instead of Reducing It?

Why Does Having More Data Make Uncertainty More Visible Instead of Reducing It?

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Why Do Numbers Stop Helping Teams Agree — And Start Defending Positions?

Why Do Numbers Stop Helping Teams Agree — And Start Defending Positions?

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Why Do Metrics Stop “holding together” Once a Company Grows Beyond One Channel?

Why Do Metrics Stop “holding together” Once a Company Grows Beyond One Channel?

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How to Shift Attribution from Last Click to First Click in SQL

How to Shift Attribution from Last Click to First Click in SQL

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Why Does Adding More Reports Increase Blindness Instead of Transparency?

Why Does Adding More Reports Increase Blindness Instead of Transparency?

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How Does Blurred Ownership Of Metrics Turn Analytics Into a Source of Anxiety?

How Does Blurred Ownership Of Metrics Turn Analytics Into a Source of Anxiety?

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Why Does a CMO Trust Numbers More Than the Team — And Still Doubt Both?

Why Does a CMO Trust Numbers More Than the Team — And Still Doubt Both?

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Why Do Metrics Stop Reflecting Reality When the Business Becomes More Complex?

Why Do Metrics Stop Reflecting Reality When the Business Becomes More Complex?

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Why Meta Often Claims Credit for Conversions Finalized Through Email

Why Meta Often Claims Credit for Conversions Finalized Through Email

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Why Does Automation Increase CMO Frustration Instead of Reducing It?

Why Does Automation Increase CMO Frustration Instead of Reducing It?

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Building a Custom Attribution Model in SQL: A More Realistic Way to Assign Credit

Building a Custom Attribution Model in SQL: A More Realistic Way to Assign Credit

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What Breaks When One Team Owns Growth and Another Owns Accuracy?

What Breaks When One Team Owns Growth and Another Owns Accuracy?

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Why Does Adding More Metrics Reduce Confidence Instead of Improving Control?

Why Does Adding More Metrics Reduce Confidence Instead of Improving Control?

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Why Do CMOs Doubt Data Most When Everything Looks “too perfect”?

Why Do CMOs Doubt Data Most When Everything Looks “too perfect”?

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Why Do Different Teams Read The Same Report — And Make Opposite Decisions?

Why Do Different Teams Read The Same Report — And Make Opposite Decisions?

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Rethinking Conversion Rate in BigQuery: A Practical Approach

Rethinking Conversion Rate in BigQuery: A Practical Approach

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How Do Deduplication Errors End Up Affecting Careers — Not Just Metrics?

How Do Deduplication Errors End Up Affecting Careers — Not Just Metrics?

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Why GA4 Often Shows Fewer Transactions Than Your Payment Gateway

Why GA4 Often Shows Fewer Transactions Than Your Payment Gateway

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What Happens to Attribution When Marketing and Product Speak Different Event Languages?

What Happens to Attribution When Marketing and Product Speak Different Event Languages?

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Calculating CLV With SQL: Why Window Functions Change the Entire Approach

Calculating CLV With SQL: Why Window Functions Change the Entire Approach

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Why can two analysts honestly read the same data — and disagree completely?

Why can two analysts honestly read the same data — and disagree completely?

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How do time zones, attribution windows, and aggregation rules quietly break reports?

How do time zones, attribution windows, and aggregation rules quietly break reports?

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Identifying Abandoned Carts in GA4 BigQuery Without Overcomplicating the Logic

Identifying Abandoned Carts in GA4 BigQuery Without Overcomplicating the Logic

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What happens when you trust GA4 modeling - but never look at raw events?

What happens when you trust GA4 modeling - but never look at raw events?

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How can server-side GTM make your data worse — even if it was set up “by the book”?

How can server-side GTM make your data worse — even if it was set up “by the book”?

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How does Consent Mode quietly rewrite your reports - and why don’t you see the real scale of loss?

How does Consent Mode quietly rewrite your reports - and why don’t you see the real scale of loss?

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How to Calculate ARPU (Average Revenue Per User) in BigQuery?

How to Calculate ARPU (Average Revenue Per User) in BigQuery?

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What’s Left of Analytics If You Lose Access to the GTM Container?

What’s Left of Analytics If You Lose Access to the GTM Container?

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Can You Really Trust Average Session Duration in GA4?

Can You Really Trust Average Session Duration in GA4?

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Why Track Dozens of GA4 Events If the Business Only Needs Five?

Why Track Dozens of GA4 Events If the Business Only Needs Five?

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Why Does the Same Channel Show Different Revenue in GA4 vs. BI?

Why Does the Same Channel Show Different Revenue in GA4 vs. BI?

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Why Does GA4’s Geography Report Not Match CRM Data?

Why Does GA4’s Geography Report Not Match CRM Data?

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What Happens to Analytics After the Only Analyst Leaves? How does it usually look?

What Happens to Analytics After the Only Analyst Leaves? How does it usually look?

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How to Calculate CLV (Customer Lifetime Value) With SQL Window Functions?

How to Calculate CLV (Customer Lifetime Value) With SQL Window Functions?

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Can You Trust GA4 When Data Updates Lag by 48 Hours? Why does this matter?

Can You Trust GA4 When Data Updates Lag by 48 Hours? Why does this matter?

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How to Build a True First Organic Click Attribution Model in SQL?

How to Build a True First Organic Click Attribution Model in SQL?

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Why Does Analytics Collapse When You Split With an Agency — And How to Avoid It?

Why Does Analytics Collapse When You Split With an Agency — And How to Avoid It?

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How Excel and Google Sheets Turn You Into a Reporting Slave

How Excel and Google Sheets Turn You Into a Reporting Slave

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Why 20 CSV Files Will Never Give You Good Analytics

Why 20 CSV Files Will Never Give You Good Analytics

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Can You Trust Google Ads Data? What really happens to your clicks?

Can You Trust Google Ads Data? What really happens to your clicks?

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Can You Trust GA4’s Attribution?

Can You Trust GA4’s Attribution?

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How to Build a Custom Attribution Model in SQL (Without Crying)

How to Build a Custom Attribution Model in SQL (Without Crying)

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Why does Meta Ads attribute to itself customers who bought via email?

Why does Meta Ads attribute to itself customers who bought via email?

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Top Three Ways to Reduce Your BigQuery Query Costs

Top Three Ways to Reduce Your BigQuery Query Costs

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Why do GA4 to BigQuery reports lag by a day?

Why do GA4 to BigQuery reports lag by a day?

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Why do GA4 and BigQuery reports differ for the same day?

Why do GA4 and BigQuery reports differ for the same day?

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How is CPA defined in Ads Manager and CRM - do they match?

How is CPA defined in Ads Manager and CRM - do they match?

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How much do 70% cookie banner refusals affect GA4 data?

How much do 70% cookie banner refusals affect GA4 data?

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How does Meta Ads count view-through conversions and why is it dangerous?

How does Meta Ads count view-through conversions and why is it dangerous?

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How to Calculate Conversion Rate by Landing Page in BigQuery?

How to Calculate Conversion Rate by Landing Page in BigQuery?

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How GA4's default session timeout can cost your business millions?

How GA4's default session timeout can cost your business millions?

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Who Actually Benefits From GA4 Inaccuracies - You, the Agency, or the Platform?

Who Actually Benefits From GA4 Inaccuracies - You, the Agency, or the Platform?

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How to Quickly Build a Session Table in GA4 + BigQuery (Without Questioning Reality)

How to Quickly Build a Session Table in GA4 + BigQuery (Without Questioning Reality)

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Have You Checked If Purchases Are Being Lost Without Server-Side Tracking?

Have You Checked If Purchases Are Being Lost Without Server-Side Tracking?

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What Happens To Tracking When the User Is On iOS - Are You Counting That?

What Happens To Tracking When the User Is On iOS - Are You Counting That?

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How to Query Multiple GA4 events_ Tables with _TABLE_SUFFIX in BigQuery

How to Query Multiple GA4 events_ Tables with _TABLE_SUFFIX in BigQuery

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Can You Trust the Conversion Rate in GA4 - And How Is It Actually Calculated?

Can You Trust the Conversion Rate in GA4 - And How Is It Actually Calculated?

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Why a Scroll Event in GA4 Doesn’t Mean Someone Actually Read Your Content

Why a Scroll Event in GA4 Doesn’t Mean Someone Actually Read Your Content

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NEW VIDEO! “Why do CONVERSIONS never match across platforms?”

NEW VIDEO! “Why do CONVERSIONS never match across platforms?”

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How to Use IFNULL and SAFE_CAST to Clean Custom Parameters in BigQuery

How to Use IFNULL and SAFE_CAST to Clean Custom Parameters in BigQuery

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How to Use ARRAY_AGG in BigQuery to Reconstruct User Journeys (Without Losing Your Mind)

How to Use ARRAY_AGG in BigQuery to Reconstruct User Journeys (Without Losing Your Mind)

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What’s Really Behind the “Traffic Source” in GA4 — And Why Does It Show Up Differently Everywhere?

What’s Really Behind the “Traffic Source” in GA4 — And Why Does It Show Up Differently Everywhere?

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Which Of The Three Conversion Metrics in GA4 Are You Using — And Do You Know the Difference?

Which Of The Three Conversion Metrics in GA4 Are You Using — And Do You Know the Difference?

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Why You Shouldn't Use session_start to Count Sessions in GA4 BigQuery

Why You Shouldn't Use session_start to Count Sessions in GA4 BigQuery

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How Long Does a User Session Actually Last — And Does It Affect How You Measure Performance?

How Long Does a User Session Actually Last — And Does It Affect How You Measure Performance?

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Why You Shouldn’t Use event_name = 'first_visit' to Count New Users

Why You Shouldn’t Use event_name = 'first_visit' to Count New Users

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Where Does Your Money Go With Black-Box Attribution in GA4 — And How Does It Affect Your Budget?

Where Does Your Money Go With Black-Box Attribution in GA4 — And How Does It Affect Your Budget?

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How to Calculate Average Order Value (AOV) in BigQuery — Without Fooling Yourself

How to Calculate Average Order Value (AOV) in BigQuery — Without Fooling Yourself

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What Do You Actually See in a GA4 Funnel — And How Much Does It Reflect Real User Behavior?

What Do You Actually See in a GA4 Funnel — And How Much Does It Reflect Real User Behavior?

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Did You Know GA4 Uses HLL++ — And You’re Not Seeing Exact Numbers?

Did You Know GA4 Uses HLL++ — And You’re Not Seeing Exact Numbers?

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Why Do Custom Dimensions Sometimes Not Show Up in BigQuery?

Why Do Custom Dimensions Sometimes Not Show Up in BigQuery?

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Are You Sure Your GA4 is Set Up Correctly — Without Server-Side Tracking?

Are You Sure Your GA4 is Set Up Correctly — Without Server-Side Tracking?

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How to Work with item_id in GA4 BigQuery (Without Losing Your Mind)

How to Work with item_id in GA4 BigQuery (Without Losing Your Mind)

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Does SEO Really Drive 60% of Sales? Or Do All Roads Just Lead to Organic?

Does SEO Really Drive 60% of Sales? Or Do All Roads Just Lead to Organic?

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How to Calculate Conversion Rate in BigQuery

How to Calculate Conversion Rate in BigQuery

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How to Properly Handle Offline Conversions in Meta

How to Properly Handle Offline Conversions in Meta

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Why Meta Might Be Burning Your Budget — and How to Stop It

Why Meta Might Be Burning Your Budget — and How to Stop It

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Why Does BigQuery Show More Users Than the GA4 Interface — and Who’s Telling the Truth?

Why Does BigQuery Show More Users Than the GA4 Interface — and Who’s Telling the Truth?

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How to Avoid Wasting Money on Meta Campaign Tracking — and Get Accurate Data

How to Avoid Wasting Money on Meta Campaign Tracking — and Get Accurate Data

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How to Track Creatives in Meta Ads at Scale?

How to Track Creatives in Meta Ads at Scale?

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5 Myths About Consent Mode That Are Costing You Money — Let’s Break Them Down

5 Myths About Consent Mode That Are Costing You Money — Let’s Break Them Down

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Server-Side Tracking For Meta: Does It Actually Change Anything?

Server-Side Tracking For Meta: Does It Actually Change Anything?

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Why Meta’s 7-Day Attribution Window Is a Real Problem

Why Meta’s 7-Day Attribution Window Is a Real Problem

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Launched a Facebook Campaign — And GA4 Suddenly Shows a Spike In Direct Traffic? Weird, Right?

Launched a Facebook Campaign — And GA4 Suddenly Shows a Spike In Direct Traffic? Weird, Right?

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Tracking Purchases On The “Thank You” Page? And Where’s The Money?

Tracking Purchases On The “Thank You” Page? And Where’s The Money?

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48MB of Pain: How Excel Kills Your Marketing Analytics

48MB of Pain: How Excel Kills Your Marketing Analytics

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Why Meta Doesn’t See Your Conversions (And What To Do About It)

Why Meta Doesn’t See Your Conversions (And What To Do About It)

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Last Click Out Of The Box? That’s a Trap.

Last Click Out Of The Box? That’s a Trap.

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How Do You Train Meta Campaigns When Your Sales Cycle Is Longer Than a Netflix Miniseries?

How Do You Train Meta Campaigns When Your Sales Cycle Is Longer Than a Netflix Miniseries?

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The Aggregated Report Looks Great. The Decisions? Not So Much.

The Aggregated Report Looks Great. The Decisions? Not So Much.

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Low CPA, No Money. Amazing, Right?

Low CPA, No Money. Amazing, Right?

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Meta Says 170 Conversions. Google Ads Shows 85. GA4 Lands at 110. So... Who’s Telling The Truth?

Meta Says 170 Conversions. Google Ads Shows 85. GA4 Lands at 110. So... Who’s Telling The Truth?

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Basic Consent Mode – For Those Who Enjoy a Bit Of Pain (On Purpose)

Basic Consent Mode – For Those Who Enjoy a Bit Of Pain (On Purpose)

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One Tiny GA4 Setting That Could Be Costing You Tens Of Thousands in Ad Spend

One Tiny GA4 Setting That Could Be Costing You Tens Of Thousands in Ad Spend

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“Our Attribution is Very Complex” — Why That’s Often Just an Excuse

“Our Attribution is Very Complex” — Why That’s Often Just an Excuse

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Can You Trust Modeled Data in GA4?

Can You Trust Modeled Data in GA4?

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Automatic Setup of First-party Mode for GTM Using Cloudflare

Automatic Setup of First-party Mode for GTM Using Cloudflare

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Understanding User ID in GA4: Everything You Should Know

Understanding User ID in GA4: Everything You Should Know

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The Most Useless Feature in Analytics Tools

The Most Useless Feature in Analytics Tools

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How to Find Out How Much Data You're Losing Due to Consent Mode in GA4?

How to Find Out How Much Data You're Losing Due to Consent Mode in GA4?

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3 Simple Ways to Enable DebugView in Google Analytics 4

3 Simple Ways to Enable DebugView in Google Analytics 4

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Experimented with Consent Mode v2 and noticed a sudden drop in traffic in GA4?

Experimented with Consent Mode v2 and noticed a sudden drop in traffic in GA4?

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DataLayer: Everything You Didn't Know But Were Afraid to Ask

DataLayer: Everything You Didn't Know But Were Afraid to Ask

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How to Transfer Data from MySQL or PostgreSQL to BigQuery?

How to Transfer Data from MySQL or PostgreSQL to BigQuery?

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Choosing the Right GA4 Integration Method for Your Shopify Store

Choosing the Right GA4 Integration Method for Your Shopify Store

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How to Stop UTM Parameters from Disappearing (and Keep You Happy)

How to Stop UTM Parameters from Disappearing (and Keep You Happy)

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Safari vs. UTM: Do We Really Need to Panic?

Safari vs. UTM: Do We Really Need to Panic?

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Custom Pixel in Shopify: What It Is and Why You Need It

Custom Pixel in Shopify: What It Is and Why You Need It

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What is the Signals Gateway by Meta?

What is the Signals Gateway by Meta?

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Yandex Metrica Tag in GTM - Now Official!

Yandex Metrica Tag in GTM - Now Official!

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Deduplicate This Immediately!

Deduplicate This Immediately!

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When Conversions Don't Match Sales

When Conversions Don't Match Sales

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How I Got into Google Analytics (For Real)

How I Got into Google Analytics (For Real)

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How to Get Simple, Clear Reports in Google Analytics?

How to Get Simple, Clear Reports in Google Analytics?

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Advanced CRO Calculator for FREE

Advanced CRO Calculator for FREE

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Why "Free" Analytics Is a Myth

Why "Free" Analytics Is a Myth

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Google Tag Manager Has a JavaScript Problem (and a Sneaky Fix!)

Google Tag Manager Has a JavaScript Problem (and a Sneaky Fix!)

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Debugging sGTM used to be a pain - until I found this

Debugging sGTM used to be a pain - until I found this

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Why Your GA4 Numbers Don't Match

Why Your GA4 Numbers Don't Match

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When the GA4 community builds the features Google forgot

When the GA4 community builds the features Google forgot

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The GCLID Issue in BigQuery and How to Solve It

The GCLID Issue in BigQuery and How to Solve It

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Google trends in BigQuery with bigfunctions. Whaaat?

Google trends in BigQuery with bigfunctions. Whaaat?

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A Fresh Guide to Duplicating GTM Containers by Simo Ahava

A Fresh Guide to Duplicating GTM Containers by Simo Ahava

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Why is update=true Important in Google Tag Settings for SPAs?

Why is update=true Important in Google Tag Settings for SPAs?

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Gemini + BigQuery: A New Era of Analytics with AI or Money Down the Drain?

Gemini + BigQuery: A New Era of Analytics with AI or Money Down the Drain?

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Post-View Attribution: Everything You Didn't Know but Were Afraid to Ask

Post-View Attribution: Everything You Didn't Know but Were Afraid to Ask

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Google Explains the Difference Between Daily Export and Fresh Daily Export in BigQuery

Google Explains the Difference Between Daily Export and Fresh Daily Export in BigQuery

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Common Mistakes in ROI Calculations Due to Attribution Model Specifics

Common Mistakes in ROI Calculations Due to Attribution Model Specifics

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Attribution Models Cheat Sheet

Attribution Models Cheat Sheet

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What is the Difference between ROI, ROMI and ROAS?

What is the Difference between ROI, ROMI and ROAS?

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What are BigQuery Materialized Views?

What are BigQuery Materialized Views?

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How to Retrieve a List of Queries to Looker Reports in BigQuery?

How to Retrieve a List of Queries to Looker Reports in BigQuery?

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Leading and Lagging Metrics - What's the Difference in a Nutshell?

Leading and Lagging Metrics - What's the Difference in a Nutshell?

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What is the Top Score Attribution?

What is the Top Score Attribution?

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GA4 and Google Sheets Integration

GA4 and Google Sheets Integration

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Using DML DELETE to Delete Partitions

Using DML DELETE to Delete Partitions

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ARPU, ARPPU, and LTV: Differences, Misconceptions, and Importance for Business

ARPU, ARPPU, and LTV: Differences, Misconceptions, and Importance for Business

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Core Web Vitals - What Are They and How to Work with Them?

Core Web Vitals - What Are They and How to Work with Them?

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Conversion Rate in GA4

Conversion Rate in GA4

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Tips for Optimizing Conversion Rates

Tips for Optimizing Conversion Rates

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Custom Parameters in Yandex Metrica

Custom Parameters in Yandex Metrica

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What's Available for Marketing Attribution in 2024 Besides GA?

What's Available for Marketing Attribution in 2024 Besides GA?

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First Party Mode from Google

First Party Mode from Google

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Where to Find Ideas for A/B Tests?

Where to Find Ideas for A/B Tests?

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Market Map of Product Analytics

Market Map of Product Analytics

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BigQuery now has Workflows!

BigQuery now has Workflows!

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Best Practices for Partitioning in BigQuery

Best Practices for Partitioning in BigQuery

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Airflow DAGs in BigQuery

Airflow DAGs in BigQuery

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Web Analytics Space In Amplitude

Web Analytics Space In Amplitude

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Bayesian Statistics: Star Wars, LEGO, Rubber Ducks, and More

Bayesian Statistics: Star Wars, LEGO, Rubber Ducks, and More

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