all guides

Reference

Event schemas, naming conventions, parameters and validation checklists for product analytics — GA4, GTM/data layer, conversion and lifecycle.

Data Layer / GTM

Data Quality Monitoring: Catching Tracking Breakage in Production

Data quality monitoring is the discipline that separates teams who trust their analytics from teams who discover, three weeks too late, that a deploy silently killed half their events. Tracking…

Lukas Meier ·Jun 23, 2026 ·5 min read

guides

activation

Feature Adoption Metrics: Measuring What Sticks in SaaS

Feature adoption metrics answer a question that ships-it culture loves to avoid: did anyone actually use the thing…

Lukas Meier · 6 min read

ga4

Data Retention for Analytics: How Long Should You Keep Event Data?

Data retention is the analytics question almost nobody asks until a regulator or a security review forces it.…

Lukas Meier · 6 min read

data-layer-gtm

Event Taxonomy: Structuring a Tracking Plan That Scales

Event taxonomy is the difference between an analytics setup you can reason about in year three and a…

Lukas Meier · 5 min read

conversion

North Star Metrics: Choosing One That Isn’t a Vanity Number

North Star Metrics get picked in a hurry and regretted at leisure. A team needs “one number to…

Lukas Meier · 6 min read

ga4

Healthtech Event Schema: Tracking Without Touching Health Data

Healthtech is the vertical where a single careless event parameter can turn a product-analytics dataset into a regulated…

Lukas Meier · 6 min read

privacy-gdpr

Pseudonymization vs Anonymization: What GDPR Requires for Analytics

Pseudonymization and anonymization get used interchangeably in analytics meetings, and that confusion is expensive. The two terms have…

Lukas Meier · 6 min read

lead-gen

Fintech Event Schema: KYC, Onboarding, Transactions

Fintech is the vertical where analytics and compliance collide hardest. The events that matter most to the business…

Lukas Meier · 8 min read

retention

Churn Signals You Should Be Tracking 30 Days Before It Happens

By the time a SaaS user cancels, you’ve already lost. The cancellation is the announcement, not the decision…

Lukas Meier · 7 min read

privacy-gdpr

The Privacy Audit: A 12-Point Checklist Before Launch

The week before a product launch is the worst possible time to discover that your tracking is leaking…

Lukas Meier · 7 min read