Attribution
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The Which Ads Convert blog

Marketing attribution, explained without the jargon.

Practical guides on attribution, customer journey analytics, and conversion tracking — for marketers and founders who already know what converted and want to know why.

Featured Attribution
What Is Marketing Attribution? A Complete Guide

You already know who converted. Attribution is how you find out what actually got them there — not just which platform claimed the last click.

9 min read
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B2B 7 min read
Attribution Reporting for Agencies: Proving Client ROI Without the Guesswork

Every agency eventually gets asked "so what did we actually get for this spend?" Here's how to answer that with the customer journey instead of a vanity metric.

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B2B 10 min read
B2B Attribution: Connecting Ad Clicks to Closed Revenue in Your CRM

The lead converted three months after the click. By the time it's a closed deal in your CRM, the ad platform has long since forgotten it existed. Here's the fix.

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Customer Journey 7 min read
Cross-Device Tracking: Why the Same Customer Looks Like Three People

A customer who switches devices mid-journey doesn't stop being one person — but most tracking setups will count them as several, unless you connect the dots.

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Customer Journey 8 min read
Customer Journey Analytics: How to See the Full Path to Purchase

"We got 50 conversions" is a number. Customer journey analytics is the story behind each one — every visit, campaign, and gap in between.

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Attribution 7 min read
The Dark Funnel: Measuring Marketing Channels You Can't Track

Someone hears about you on a podcast, forgets the name, googles your category three weeks later, and converts from "organic search." That's the dark funnel.

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Tracking 7 min read
Why Your Analytics Shows So Much "(direct) / (none)" Traffic

A third of your traffic showing as "direct" isn't a compliment — it's usually a tagging problem wearing a disguise. Here's what's actually causing it.

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Ecommerce 9 min read
Ecommerce Attribution: How to Know Which Channels Actually Drive Sales

A customer clicks a TikTok ad, forgets about it, comes back from an email three days later, and buys. Which channel gets the credit? Here's how to actually answer that.

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Attribution 7 min read
First-Touch vs. Last-Touch Attribution: What's the Real Difference?

First-touch tells you what got their attention. Last-touch tells you what closed the deal. Neither tells you the whole story — here's why that gap matters.

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Customer Journey 8 min read
GA4 Attribution Reporting: A Practical Guide

GA4 quietly switched everyone to data-driven attribution. Here's what that model does, the one requirement that determines whether it even works, and how to read the reports.

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Tracking 6 min read
GCLID and FBCLID Explained: What Click IDs Actually Do

A gclid or fbclid in your URL bar looks like junk. It's actually the one piece of data that lets a platform match a click to a conversion that happens minutes, or months, later.

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Google Ads 9 min read
Google Ads Attribution: Why "Conversions" Don't Tell the Whole Story

Google Ads is very good at reporting what happened inside Google Ads. Here's what its attribution can't show you — and how to fill the gap.

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Attribution 8 min read
How to Choose Marketing Attribution Software: A Buyer's Checklist

Most attribution software demos look identical. Here's what to actually check before buying — the questions that separate a real journey view from a repackaged dashboard.

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B2B 8 min read
HubSpot Attribution Reporting: Connecting Touches to Closed Deals

HubSpot's attribution reports are only as good as the contact record underneath them. Here's what the report actually shows, and the one requirement that breaks it silently.

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Attribution 8 min read
Incrementality Testing: How to Know If Your Ads Are Actually Working

Attribution assumes every touchpoint you can see mattered. Incrementality testing checks that assumption — by seeing what happens when you turn a channel off.

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B2B 7 min read
Lead Scoring and Attribution: Why Not All Conversions Are Equal

If your attribution report treats every lead as equally valuable, it's optimizing for the wrong thing. Lead scoring is what makes it optimize for the right one.

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Attribution 10 min read
Marketing Attribution Models Compared: Which One Should You Actually Use?

Every attribution model tells a slightly different story about the same data. Here's what each one actually optimizes for, and a simple way to choose.

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Attribution 8 min read
Marketing Mix Modeling vs. Multi-Touch Attribution: When to Use Each

One measures channels from 30,000 feet using no personal data at all. The other follows individual customers touch by touch. Most mature marketers eventually need both.

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Tracking 8 min read
Meta Ads Attribution: Why Facebook's Numbers Don't Match Your Revenue

Meta says it drove 40 purchases. Shopify says 25. Neither is lying — they're measuring different things, on different windows, from different data.

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Tracking 8 min read
Meta Conversions API vs. Pixel: What Actually Changes for Attribution

Ad blockers, Safari's ITP, and iOS privacy settings all quietly eat Pixel data. The Conversions API is Meta's answer — here's what it fixes and what it doesn't.

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Customer Journey 7 min read
Multi-Channel Funnel Reports: Reading Assisted Conversions Correctly

A channel with high assisted conversions and low last-click conversions isn't underperforming — it's doing a completely different job than the report makes it look like.

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Attribution 10 min read
Multi-Touch Attribution: How It Works and Which Model to Use

One touchpoint rarely closes a sale. Here's how multi-touch attribution spreads the credit across the whole journey — and how to choose a model that fits your business.

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B2B 9 min read
Offline Conversion Tracking: How to Send Real Business Outcomes Back to Your Ad Platforms

Your ad platform is optimizing for form submissions. Your business runs on qualified leads and closed revenue. Offline conversion tracking closes that gap.

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B2B 8 min read
Salesforce and Ad Platforms: Closing the Loop on Lead Attribution

The deal closed in Salesforce four months after the ad click. Connecting those two facts isn't automatic — here's what actually has to happen for it to work.

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Tracking 8 min read
Server-Side Tracking and Why It Changes Attribution Accuracy

Every browser-side tag is one ad blocker away from never firing. Server-side tracking doesn't fix your attribution model — it fixes the data the model is built on.

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Ecommerce 8 min read
Shopify Marketing Attribution: Accurate Order Source Reporting

Shopify can tell you an order happened. It can't always tell you the TikTok ad, the email, and the branded search that all led up to it. Here's the gap and how to close it.

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Ecommerce 7 min read
Subscription & LTV Attribution: Which Channels Actually Drive Repeat Customers

Optimizing purely for first-order attribution can quietly reward channels that bring in one-time buyers over channels that bring in customers who stick around.

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Ecommerce 7 min read
TikTok Ads Attribution: Tracking Conversions on a View-Through Platform

Most people don't click a TikTok ad and buy immediately — they see it, scroll on, and come back later. Click-only attribution misses that entire pattern.

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Tracking 6 min read
UTM Naming Conventions: A Template Your Whole Team Will Actually Follow

A UTM naming convention that only works if everyone remembers it perfectly, forever, doesn't work. Here's a simpler structure built around what people actually forget.

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Tracking 8 min read
UTM Tracking 101: How to Set Up UTM Parameters That Don't Break Your Reports

UTMs are the plumbing under every attribution report you'll ever look at. Get them wrong and everything downstream — funnels, journeys, revenue by channel — breaks quietly.

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