Daniel Busch
Chief of Staff
Chief of Staff at adtribute. Writes about attribution, tracking, performance marketing, and the AI-driven analytics stack of 2026.
Blog (3)
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The Reason Why Most Ad & Conversion Tracking Tools Are Not Working
E-commerce brands and performance marketers spend millions on advertising and thousands on tracking tools. Most of those tools miss 30 percent or more of the sessions they're supposed to measure. That is not an attribution problem. It is a tracking problem.
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Missing the Semantic Layer: Why Your AI Agents Are Confidently Wrong
AI-on-your-data demos look impressive but produce output that is confidently wrong in the parts that matter. The LLM is not failing at math. It is guessing what your metrics mean. The fix is a semantic layer, defined before the agent ever connects.
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Meta CAPI Optimization: How to Improve New Customer Acquisition with Better Signal Quality
Past a certain volume, every additional conversion event teaches Meta's algorithm almost nothing. Sending every purchase to CAPI may be training the optimizer to find more of your existing customers. The fix is a small server-side filter.
Glossary (61)
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Ad Blocker
A browser extension or built-in feature that blocks the loading of ads, analytics scripts, and tracking pixels. The single biggest source of data loss in client-side tracking.
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AOV (Average Order Value)
The average revenue per order over a given time window. A core lever for LTV and a fast-read signal for promotion design and merchandising decisions.
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Attribution
The discipline of assigning credit for a conversion to the marketing touchpoints that influenced it. The backbone of every paid-media spend decision.
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Attribution Model
The specific rule or algorithm that splits conversion credit across the touchpoints in a customer journey. The choice that shapes every reported ROAS number.
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Attribution Window
The lookback period during which a touchpoint is still eligible for conversion credit. Defines how far back the model can "see."
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BI Dashboard
A visual interface for exploring business metrics across time, dimensions, and filters. The most common consumer of the semantic layer and the warehouse.
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Blocklist
A curated list of domains, scripts, or trackers that browsers and ad blockers refuse to load. The decision-making layer behind every privacy-protection feature.
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CAC (Customer Acquisition Cost)
The total marketing and sales cost of acquiring one new customer. The headline efficiency metric for any paid-acquisition business.
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CAPI (Conversions API)
Meta's server-side API for sending conversion events directly from your server to Meta, bypassing the browser pixel. Recovers conversions lost to ad blockers and ITP.
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CDP (Customer Data Platform)
A system that unifies customer data from every source, web, mobile, email, CRM, transactions, into a single queryable profile per person. The plumbing behind modern lifecycle and audience strategy.
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Channel
A specific marketing surface or distribution path through which you reach customers. The unit at which most performance reporting and budget allocation happens.
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ChatGPT
OpenAI's consumer-facing AI assistant, built on the GPT model family. The largest AI assistant ecosystem by user count, with plugins, custom GPTs, and MCP support.
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Claude
Anthropic's family of large language models, accessed via the Claude.ai app, API, and Claude Code. One of the three major AI assistant ecosystems alongside ChatGPT and Gemini.
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Click ID
A unique identifier appended to a URL when a user clicks an ad. Lets the ad platform recognise the resulting conversion as coming from a specific click.
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CMP (Consent Management Platform)
A system that captures, stores, and broadcasts users' privacy consent decisions. The piece of infrastructure that makes lawful tracking under GDPR and similar regulations possible.
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CNAME Cloaking
A technique where a third-party tracking service is reached via a CNAMEd subdomain of your own site, making the tracker look first-party. Increasingly detected and blocked.
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Cohort
A group of customers (or users) sharing a common attribute, typically the period they were acquired in. The unit of analysis behind retention, LTV, and almost every meaningful longitudinal metric.
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Consent Mode V2
Google's framework for transmitting user consent signals to its ad and analytics services. Mandatory for serving ads to EU users via Google's platforms in 2026.
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Conversion
A tracked user action that signals business value, purchase, signup, lead form submission, install. The "what we're optimising for" of every paid-media campaign.
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Conversion Rate
The percentage of visitors (or sessions, or clicks) that complete a desired action. The mid-funnel efficiency metric that compounds with CPC into CAC.
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Cookieless
Tracking and measurement approaches that work without browser cookies. The architecture that replaces what ITP, ETP, and third-party cookie deprecation took away.
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CPC (Cost Per Click)
The amount you pay each time someone clicks on one of your ads. A core paid-media metric that controls how much traffic a budget can buy.
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CPM (Cost Per Mille)
The price you pay to deliver 1,000 ad impressions. The base unit for buying brand-style display and social ads where reach matters more than clicks.
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CRM (Customer Relationship Management)
A system for managing the data and interactions across a customer's relationship with the business. The system of record for who customers are and what's happened with them.
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CTR (Click-Through Rate)
The percentage of users who clicked an ad or link after seeing it. The first signal of creative-audience fit and the leading indicator of CPC trends.
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Customer Match
Google Ads' feature for uploading hashed customer lists and targeting (or excluding) them in campaigns. The Google counterpart to Meta Custom Audiences.
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Data Team
The function (in-house or embedded) that owns measurement, tracking integrity, metric definitions, and analytical output. The connective tissue between raw data and business decisions.
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Data Warehouse
A centralised, query-optimised store for all of a business's structured data. The foundation that BI dashboards, attribution models, and AI agents all read from.
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Dimension
A categorical attribute used to slice a metric, channel, campaign, country, device, cohort. The other half of the metric/dimension pair that defines every BI query.
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ETP (Enhanced Tracking Protection)
Firefox's privacy framework, the Mozilla counterpart to Apple's ITP. Blocks known trackers, restricts third-party cookies, and degrades fingerprinting.
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Event
A discrete user action captured by your tracking system, page view, click, add to cart, purchase. The atomic unit that everything else is built from.
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Fingerprinting
A technique that identifies users by combining many low-entropy device attributes (screen size, fonts, GPU, language settings) into a near-unique signature. Privacy-hostile and increasingly blocked.
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First-Party Data
Data your business collects directly from customers in its own domain context. The currency of post-cookie marketing.
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Funnel
The sequence of steps a user moves through from first awareness to conversion (and beyond). The mental model behind almost every performance-marketing dashboard.
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GDPR (General Data Protection Regulation)
The EU's comprehensive data protection law. Defines lawful bases for processing personal data, gives individuals rights over their data, and imposes fines for violations.
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Gemini
Google's AI assistant and model family, integrated deeply with Google Workspace, Google Cloud, and Search. The natural choice for teams already in the Google ecosystem.
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Identity Graph
A unified record of every device, session, and identifier that maps to a single customer. The infrastructure that turns scattered touchpoints into a coherent user journey.
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Incrementality
The portion of conversions that would NOT have happened without a given marketing action. The truth-test that attribution models cannot answer on their own.
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ITP (Intelligent Tracking Protection)
Apple's privacy framework, built into Safari, that restricts how tracking cookies and storage can be used. The single biggest force behind tracking degradation in the consumer web.
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KPI (Key Performance Indicator)
The small subset of metrics that the business has chosen to optimise against. The handful of numbers leadership actually watches.
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Landing Page
The first page a user sees after clicking a marketing link. The single biggest determinant of paid-traffic conversion rate.
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Lookalike Audience
A modeled audience of users who share characteristics with your existing customers. The bridge between first-party data and effective prospecting.
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LTV (Customer Lifetime Value)
The total revenue (or contribution margin) a customer generates over the entire relationship with your brand. The denominator that gives CAC its meaning.
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Marketing Mix Modeling (MMM)
A top-down statistical approach that models the impact of each marketing channel on aggregate sales, without needing user-level tracking. The privacy-resilient counterpart to multi-touch attribution.
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MCP (Model Context Protocol)
An open protocol that lets AI tools (Claude, ChatGPT, Gemini, others) query external data sources and call external tools in a standardised way. The plumbing that turns chat into action.
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Metric
A quantitative measurement of business performance, revenue, orders, ROAS, CAC. The thing dashboards display and decisions get made on.
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MTA (Multi-Touch Attribution)
An attribution approach that assigns fractional credit to every touchpoint in a customer journey, not just the last click. The bottom-up complement to MMM.
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New-Customer Optimization
A paid-media setup that signals "this conversion came from a brand-new customer" to ad platforms, so their algorithms can prioritise prospecting over retention.
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PII (Personally Identifiable Information)
Any data that can identify a specific individual, directly or in combination with other available data. The category that triggers most data-protection obligations.
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Pixel
A snippet of JavaScript (or a 1×1 invisible image) that fires when a user takes an action, sending event data to an ad platform or analytics tool. The original conversion-tracking primitive.
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Postback
A server-to-server signal sent from an advertiser's backend (or attribution provider) to an ad platform when a tracked event happens. The bidirectional half of conversion attribution.
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Prospecting
Paid-media targeting aimed at audiences who don't yet know the brand. The top-of-funnel counterpart to retargeting.
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Read-Only Access
A permission model where a system or user can query and view data but cannot modify, delete, or export it. The safest default for AI agents and third-party integrations.
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Retargeting
Paid-media targeting aimed at users who have already engaged with the brand, site visitors, cart abandoners, past customers. The conversion-oriented counterpart to prospecting.
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Retention
The percentage of customers who continue to engage or transact over time. The multiplier on LTV and the quiet engine of profitable growth.
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ROAS (Return on Ad Spend)
Revenue generated for every euro spent on advertising. The fastest-read efficiency metric in performance marketing, and one of the easiest to misinterpret.
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Semantic Layer
A unified set of metric and dimension definitions that sits between raw data and downstream consumers (dashboards, BI tools, AI agents). The "one source of truth" that prevents the same metric meaning different things in different reports.
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Server-Side Tracking
A tracking architecture where events are sent from your own server to ad platforms and analytics tools, instead of fired client-side by the browser. The modern answer to ad blockers and browser privacy restrictions.
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Touchpoint
An individual interaction between a customer and the brand, an ad impression, a click, an email open, a site visit. The atomic unit of an attribution journey.
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Tracking
The collection of events, identifiers, and context that lets you reconstruct what users did across your site, app, and ad platforms. The foundation everything else in measurement sits on.
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UTM Parameter
A standardised URL parameter (utm_source, utm_medium, utm_campaign..) that describes where a visit came from. The simplest, most portable way to tag inbound traffic.
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