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Guides

Engineering guides that actually go deep.

Practical, vendor-neutral playbooks on tracking, consent and automation - written by the engineers who build the systems, not a content farm.

Analytics Intermediate

How to Fix Tracking Discrepancies Between Google Analytics and Shopify

Step-by-step guide to find and resolve data mismatches between Google Analytics 4 and Shopify reports: causes, order-level reconciliation, one purchase path in the browser, a server path through webhooks and the Measurement Protocol, GA4 settings and testing.

8 min 2 to 4 hours
Analytics Intermediate

GA4 Consent Mode v2: Complete Setup and GDPR Guide

Set up Google Consent Mode v2 correctly. Basic vs Advanced, the ad_user_data and ad_personalization signals, CMP integration, the 2026 changes to Tag Manager and Google Signals and GDPR-aware decisions.

14 min 2-4 hours
Analytics Intermediate

Google Ads conversion tracking setup (2026)

How orders and enquiries arrive correctly in your Google Ads account: create the conversion action, pick one of four ways to install the tag, pass value and transaction ID, respect consent and verify the result.

12 min 2 to 4 hours
Analytics Beginner

Google Ads conversions missing or not recorded: 12 causes and how to check them in an hour

Why Google Ads suddenly shows fewer conversions than your shop or CRM, how to narrow down in ten minutes where they are missing and how to check all 12 causes one after another in an hour.

12 min 1 hour for the check
Analytics Expert

Meta Conversions API Setup Guide: CAPI, Deduplication and EMQ Done Right

Set up the Meta Conversions API the right way: CAPI vs Pixel, event_id deduplication inside the 48-hour window, raising Event Match Quality, sGTM vs direct, Shopify after 26 August 2026 and GDPR.

14 min 2 to 4 hours
Automation Intermediate

n8n Self-Hosting Guide: Own Your Automation on EU Infrastructure

How to self-host n8n on German infrastructure: licensing, Docker setup with task runners, security, backups, updates, queue-mode scaling and AI workflows. DIY vs managed compared.

14 min 1-3 hours for a basic setup
Analytics Intermediate

Server-Side Tracking: The Complete How-To Guide for 2026

Set up server-side tracking from scratch: architecture, sGTM, Google tag gateway, Meta CAPI, GA4 Measurement Protocol, consent integration and self-host vs managed.

16 min 2 to 4 weeks (simple), 6 to 12 weeks (complex migration)
Compliance Intermediate

Consent Mode Basic vs Advanced: What Actually Changes

The technical difference between basic and advanced consent mode, what each one sends before consent, which modelling thresholds Google documents and how to decide which one belongs in your setup.

10 min 1 to 2 hours to assess, longer to implement
Compliance Beginner

Connect your cookie banner to Consent Mode v2: Cookiebot, Usercentrics, Borlabs Cookie, Real Cookie Banner

Which setting in Cookiebot, Usercentrics, Borlabs Cookie and Real Cookie Banner produces the four consent signals, how Shopify handles it in the shop and how to check in ten minutes whether the signals reach Google.

11 min 1 to 2 hours per banner, plus 30 minutes of testing
Analytics Intermediate

Enhanced conversions in Google Ads: web and leads setup

What enhanced conversions do with hashed customer data, what changed in 2026 for the setting and the upload API, how to implement them via the Google tag, Tag Manager or Shopify and how to read the diagnostics.

12 min 2 to 4 hours for web, a day or more for leads with a CRM connection
Automation Intermediate

How to Automate Lead Qualification with AI (No Manual Scoring)

Score inbound enquiries automatically: HubSpot data, Claude for the free text, documented scoring rules and routing to the right person. With code, data protection and limits.

10 min 2-3 hours
Development Expert

Build a Custom Dashboard with Retool (Better Than Tableau)

Tableau starts at $75 per Creator per month. Build internal dashboards with Retool directly on your database, in the cloud or self-hosted, without ETL and without vendor lock-in.

12 min 4-6 hours
Analytics Intermediate

Shopify Tracking Checklist: 42 Checks Before You Call It Done

The acceptance checklist we run on every Shopify measurement setup: accounts, customer events, consent, purchase parameters, deduplication, Google Ads and the test purchase. Includes every Shopify change up to September 2026.

12 min 2 to 4 hours
Integration Beginner

Sync Shopify Orders to Google Sheets in Real-Time (No Zapier)

Build a real-time Shopify to Google Sheets sync with a signed webhook, a small Node.js receiver and the Google Sheets API. Every step checked against the Shopify and Google documentation as of September 2026.

6 min 30-45 min
Analytics Intermediate

WooCommerce tracking setup: GA4, Google Ads and Meta without plugin chaos

Which plugin combination works for WooCommerce, why the purchase belongs only on the order confirmation page and how a single test order proves that GA4, Google Ads and Meta see the same order exactly once.

13 min 3 to 5 hours including the test order

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