// BLOG

Tracking thinking, shipped regularly

Practical GA4 guides, GTM patterns, consent compliance deep-dives, and weekly industry roundups - straight from the people who build tracking for a living.

Guides, deep-dives, and industry updates

We write about the things we actually encounter on client projects: GA4 implementations that went sideways, GTM containers that accumulated years of technical debt, consent setups that looked compliant but were not. No theory pieces, no SEO bait. Every article comes from real work with real consequences.

01

Content Groups in GA4: Reporting by Section, Not by URL

GA4 content groups put every page in a section you name, so a content site can compare formats and reading depth instead of a thousand URLs.

22 October 2026 · 8 min read
GA4ReportingContent
02

GA4 Annotations: Writing Down What the Chart Cannot Tell You

A line chart records what happened, not why. Annotations and change history keep the reason, and Google now writes some notes on your charts for you.

21 October 2026 · 8 min read
GA4ReportingDocumentation
03

Consent Mode in Server-Side GTM: What the Container Does Not Do

Your server container passes consent along and Google tags obey. Everything else in it needs a check you build, and three settings never reach the server.

20 October 2026 · 8 min read
Consent ModeServer-side GTMPrivacy
04

Global Privacy Control: The Browser Already Said No to Your Tags

A GPC signal arrives on every request and your tags ignore it. What the signal means, what the law now requires, and how to wire it into consent mode.

19 October 2026 · 8 min read
Consent ModePrivacyGTM
05

GA4 Audiences: Why Your Remarketing Lists Stay Empty

An audience shows thousands of users in GA4 and a handful in Google Ads. The settings that decide whether a list fills, and the checks that find the gap.

18 October 2026 · 9 min read
GA4AudiencesRemarketing
06

Email Traffic in GA4: Why It Looks Broken and How to Fix It

Email clicks land as Direct, Unassigned or referral in GA4 more often than teams realise. The mechanics behind the gap, and the channel rules that fix it.

17 October 2026 · 8 min read
GA4EmailAttribution
07

GA4 Lead Generation and Your CRM: Closing the Loop from Form Fill to Won Deal

GA4 counts form fills and the CRM counts qualified leads. How the two views differ, which identifier bridges them, and what to upload to bid on real pipeline.

16 October 2026 · 8 min read
GA4Lead GenerationCRM
08

GA4 Subproperties and Roll-up Properties: Structuring Brands and Regions

Subproperties, roll-up properties and separate properties solve different problems in GA4. What each one inherits, what it does not, and the limits that decide the design.

15 October 2026 · 8 min read
GA4ReportingAnalytics
09

GTM Destination Tags: When Your Container Sends Data Directly

Google's 12 October 2026 Tag Manager release lets containers send data straight to Google destinations. What destination tags change, and the page view trap they set.

14 October 2026 · 9 min read
GTMConsent ModeAnalytics
10

GA4 Promotions and Coupons: Measuring What Actually Sells

GA4 treats promotions and coupons as separate systems. How to send view_promotion, select_promotion and coupon parameters so the reports actually populate.

13 October 2026 · 9 min read
GA4EcommercePromotions
11

GA4 for Nonprofits: Tracking Donations, Recurring Gifts and Ad Grants

GA4 has no donation event. How charities should map gifts, recurring charges and Ad Grants conversions so the numbers hold up when a funder asks.

12 October 2026 · 9 min read
GA4NonprofitsDonations
12

GA4 BigQuery Export: Costs, Limits, and Where to Start

GA4's BigQuery export gives you unsampled raw events, but it carries a 1 million event daily cap, real billing, and gaps you cannot backfill. What to plan for first.

11 October 2026 · 9 min read
GA4BigQueryData Export
13

GA4 User Groups and the Admin API: Managing Team Access at Scale

Google's 5 October release adds a User Groups Admin API to Analytics. What groups change about access management, how permissions inherit, and the limits to know before you automate them.

10 October 2026 · 9 min read
GA4Access ManagementAdmin API
14

GTM Changes How gtag('config') Works: Check Your Wildcard Triggers

Google's 8 October GTM release standardises how containers initialise and turns gtag config commands into visible dataLayer events. Wildcard custom event triggers can now fire tags you never intended.

9 October 2026 · 9 min read
GTMGoogle TagTriggers
15

GA4 Campaign Data Import Validation Report: Finding the Cost That Never Joined

GA4's new validation report shows which imported campaign rows actually joined with your analytics data. What the three statuses mean and how to fix a low coverage rate.

7 October 2026 · 9 min read
GA4Google AdsData Import
16

GA4 Cross-Domain Tracking: Payment Providers and the Checkout Gap

Cross-domain measurement links domains you can tag. A hosted checkout on Stripe or PayPal is not one of them. Which control fixes the gap, and what still breaks.

6 October 2026 · 10 min read
GA4EcommerceAttribution
17

GA4 Custom Dimensions and Metrics: What to Register and What to Leave Alone

A custom dimension turns an event parameter into a field you can report on. What the three scopes do, where the quota runs out, and which values fill a report with an (other) row.

5 October 2026 · 9 min read
GA4ReportingData Layer
18

GA4 Data Controls: What Consent Mode Controls Now

Google moved control of Google Ads cookies and IDs from the GA4 Google Signals setting to Consent Mode on 15 June 2026. What changed, what is still coming, and what to check on client accounts.

4 October 2026 · 8 min read
GA4Consent ModeGoogle Ads
19

Ad Revenue in GA4: Where AdSense and Ad Manager Numbers Land

Link AdSense or Ad Manager and GA4 fills a publisher report with impressions, clicks and revenue. What the numbers measure, why they never match your ad platform, and what to check first.

3 October 2026 · 9 min read
GA4Ad RevenuePublishers
20

Bots in Your GA4 Data: What Google Filters and What It Misses

GA4 drops known bots before they reach your reports, and you cannot switch that off or see the volume. What the filter covers, what it misses, and how to cut the rest.

2 October 2026 · 11 min read
GA4Data QualityBots
21

GA4 Custom Channel Groups: Rules You Control

GA4 gives a standard property two custom channel groups. How the rules and their order work, why Unassigned traffic appears, and what a group will not fix.

1 October 2026 · 11 min read
GA4ReportingChannel Groups
22

GA4 App Conversions: Now in Your Cross-Channel Reports

Google added app conversions to GA4 cross-channel reporting on 29 September 2026. What the release changes, why app conversions always use Google paid channels, and what has to be in place first.

30 September 2026 · 12 min read
GA4AppAttribution
23

GTM's AI Version Summary: Useful, Not an Audit Trail

GTM now suggests a version name and description when you submit changes. What the AI can see, what it cannot, and how to keep a container log that survives an audit.

September 29, 2026 · 11 min read
GTMDocumentationGovernanceConsent
24

GA4 Engagement Rate and Bounce Rate: What They Measure and Where They Mislead

GA4 calls a session engaged after 10 seconds, one key event or two page views. What that rule hides on short visits, apps and consented traffic, and what to measure instead.

September 28, 2026 · 11 min read
GA4ReportingMetricsConsent
25

GA4 Ecommerce Revenue Does Not Match Your Orders: How to Find the Gap

GA4 revenue rarely matches the shop order report. What GA4 counts, the six causes of the gap, and a monthly routine that says which one you have.

September 27, 2026 · 10 min read
GA4EcommerceReportingAudit
26

GA4 Reporting Identity and User ID: Why Your User Counts Do Not Add Up

GA4 decides at report time whether to count people by User-ID, by device, or with modelled data. What Blended, Observed and Device based change, and how to tell which one your property uses.

September 26, 2026 · 9 min read
GA4User-IDReportingPrivacy
27

Tag Coverage and Tag Diagnostics: Finding the Pages You Are Not Measuring

Google's tag coverage summary and Tag Diagnostics tool show which pages of your site load the Google tag or GTM container, and which pages are quietly missing.

September 25, 2026 · 9 min read
GTMGoogle tagAuditConsent Mode
28

Google Ads Automatic Event Detection: What It Collects and How to Audit It

Google Ads has collected a broader set of automatically detected website events since 4 February 2026. Where the switch lives, what it sends to Ads, and how to audit it under PECR.

September 24, 2026 · 9 min read
Google AdsGTMConsent ModeAudit
29

Google Tag Gateway for Advertisers: First-Party Tags Without a Server

Google tag gateway for advertisers now deploys through guided CDN integrations. How first-party tag delivery works, what it changes for consent in the UK, and what it still does not fix.

September 23, 2026 · 9 min read
GTMConsent ModeFirst-PartyMeasurement
30

GA4 Hostname Include Filters: Build an Allowlist, Not a Blocklist

GA4 hostname data filters gained an Include mode on 21 September 2026. How the allowlist works, the Measurement Protocol carve-out, and the traps that delete real traffic.

September 22, 2026 · 9 min read
GA4Data FiltersSpamData Quality
31

GA4 AdMob Links: What the Native Setup Actually Reports

Google added a native AdMob link inside GA4 Admin on 13 July 2026. What the link unlocks, the Firebase prerequisite, the 72-hour revenue adjustment, and the duplication trap to avoid.

September 21, 2026 · 9 min read
GA4AdMobApp AnalyticsRevenue
32

GA4 Conversion Performance in the API: What to Automate First

Google opened the GA4 Conversion performance report to the Data API in alpha on 4 May 2026. What conversionSpec returns, how it differs from standard reporting, and the four jobs worth automating first.

September 20, 2026 · 10 min read
GA4Data APIConversionsAttribution
33

GA4 Cross-Channel Budgeting: Forecast Spend Before You Commit

Google's 16 January 2026 release put a budgeting workspace inside GA4. Projection plans track pacing against a target, scenario plans model the best split of a future budget, and both are only as good as the cost data behind them.

September 19, 2026 · 10 min read
GA4AdvertisingBudgetingAttribution
34

GA4 Generated Insights: How to Read the Home Page Summary

Google's 10 February 2026 release put an AI-written summary of your top three data changes on the GA4 Home page. What it covers, how the anomaly detection behind it works, and when the summary is safe to act on.

September 18, 2026 · 9 min read
GA4Analytics IntelligenceReportingData Quality
35

Client ID and Session ID in GTM: The Supported Way to Read Them

Google Tag Manager's December 2025 release turned the GA4 client ID, session ID and session number into supported built-in variables. What each one returns, the Analytics Storage variable for multi-property containers, and the consent gate behind all of it.

September 17, 2026 · 9 min read
GTMGA4IdentifiersConsent Mode
36

GA4 Source Group: Why Your Traffic Sources Finally Agree

GA4's Source Group dimension consolidates facebook, fb and Meta-facebook into a single value, populated retroactively and with no tag changes. What changed in Source Platform, plus the new hostname filters for staging and parked domains.

September 16, 2026 · 9 min read
GA4ReportingData QualityAI Traffic
37

Server-Side Conversion Recovery: Why Your Google Ads Numbers Moved

Google Tag Manager's 22 June 2026 release recovers conversions that server-side setups were undercounting. How the GCLID and cookie join works, why consent still gates it, and the checks to run.

September 15, 2026 · 9 min read
GTMServer-SideGoogle AdsConsent Mode
38

GA4 Task Assistant: What It Recommends and What It Cannot See

Task Assistant landed in GA4 on 29 April 2026 as a 21-task configuration checklist. What each of the six categories contains, which tasks matter on a UK property, and the tracking failures it can never see.

September 14, 2026 · 8 min read
GA4ConfigurationAuditingConsent Mode
39

Measurement Protocol vs Data Manager API: What Changes for Server-Side GA4 Events

Google now offers the Data Manager API as an alternative to the Measurement Protocol for server-side GA4 events. The five documented differences, the fast-fail error model, the field mappings that break a naive port, and what to move first.

September 13, 2026 · 9 min read
GA4Measurement ProtocolServer-SideData Quality
40

GA4 Dashboards: Build Client KPI Views Without Leaving Google Analytics

Native dashboards arrived in GA4 on 9 September 2026. Six card types, drag-and-drop layout, no Library detour. What you can build, the 15-card limit, the property-wide sharing rule, and where Looker Studio still wins.

September 12, 2026 · 9 min read
GA4ReportingDashboardsLooker Studio
41

Google Tag and Tag Manager Are Merging: What Changes in Your Containers

On 20 August 2026 Google upgraded every Google tag into a fully capable Tag Manager container. New Settings and Advanced tabs, new snippets without the gtag config command, and an optional optimization flow to review before you publish.

September 11, 2026 · 9 min read
GTMGoogle TagConsent ModeMeasurement
42

GTM Container ID vs Product ID: Why Your Custom Tags Stop Firing

Since 9 July 2026 the ID inside the GTM loading snippet decides what runs. A GTM- ID gives the full container, a G- or AW- ID limits it to Google tags. How to check which one your clients' sites are loading.

September 10, 2026 · 9 min read
GTMTag ManagerAuditGovernance
43

GA4 Custom Conversion Windows: How to Set the Lookback That Fits Your Sales Cycle

Since August 11, GA4 lets you set any click-through conversion window from 1 to 90 days and any engaged-view window from 1 to 30 days, per conversion action. How to pick the lookback that fits each client's real sales cycle.

September 9, 2026 · 8 min read
GA4ConversionsLookbackMeasurement
44

GA4 Zero Traffic on September 1: What Happened and What to Do

GA4 showed zero traffic for 1 September 2026 across many properties. It was a Google-side reporting bug, not a drop in visitors. How to confirm it in fifteen minutes and what not to touch.

September 8, 2026 · 8 min read
GA4ReportingBug
45

Google Data Studio, Looker Studio, and the HBO Effect: The Great Rebranding Carousel

How Google Data Studio became Looker Studio and returned to its roots, mirroring the infamous HBO to Max streaming branding saga.

August 7, 2026 · 7 min read
Data StudioLooker StudioBIStrategy
46

GA4 Campaign Data Import Now Requires a Currency: What It Means for Your Cost Reports

Since July 28, 2026, GA4 requires a currency field on every campaign data import. How the two setup paths work, which legacy sources still carry the old risk, and how to audit cost data before silent distortion skews your ROAS.

August 7, 2026 · 6 min read
GA4Data ImportCost DataROAS
47

GA4's New GBRAID and gad_ Diagnostic: Why Paid Clicks Are Landing in Organic

Google's July 30, 2026 GA4 diagnostic flags missing GBRAID and gad_ URL parameters that silently reclassify paid clicks as organic. How to find the alert, what causes the stripping, and how to fix it.

August 5, 2026 · 7 min read
GA4Google AdsDiagnosticsAttribution
48

GA4 Attribution Models: Which Channel Actually Drove That Sale

Stop giving 100% of the credit to the last click. How to configure data-driven attribution in GA4, compare models side by side, and make budget decisions based on real data.

July 30, 2026 · 5 min read
GA4AttributionMarketing
49

Google Tag Manager's New UI: Data Flow, Guided Setup, and Container Quality

GTM just got a major redesign. Data flow diagrams, guided setup for Google Ads purchases, and a container quality score. What changed and what it means for agencies.

July 24, 2026 · 4 min read
GTMUI UpdateNews
50

GA4 Event Taxonomy: A Practical Guide to Naming Conventions

Design a clean, scalable GA4 event taxonomy with standardized parameter naming conventions. Avoid fragmentation and future-proof your analytics data.

July 18, 2026 · 6 min read
GA4Event TaxonomyNaming Conventions
51

Is Server-Side GTM Worth It for UK Agencies in 2026?

A clear cost-benefit breakdown for UK marketing agencies. Adblocker data recovery, Safari ITP bypass, UK data residency, and when sGTM genuinely is not worth the investment.

July 12, 2026 · 6 min read
Server-SideGTMROIUK
52

Server-Side GTM: The Practical Guide for Agencies

Why moving your tags server-side is the single biggest performance and data-quality win you can make in 2026. A non-technical walkthrough.

July 6, 2026 · 7 min read
Server-SideGTMPerformance
53

GDPR Consent Mode v2: The Compliance Checklist

Consent Mode v2 is mandatory for EU advertisers. Here is a practical checklist to ensure your tracking is compliant without killing your marketing data.

June 30, 2026 · 5 min read
GDPRConsent ModeCompliance
54

GA4 & Google Ads: What Changed in 2026

Google Ads API v24.1, new GA4 lead lifecycle stages, and what the deprecation of third-party cookies actually means for your tracking setup.

June 24, 2026 · 6 min read
GA4Google AdsAPI
55

GA4 for Small Businesses: What Actually Matters

GA4 has 100+ reports, but your small UK business only needs 6. The metrics and reports that move the needle - without the noise.

June 18, 2026 · 6 min read
GA4Small BusinessUK
56

The GA4 Audit Checklist

Most GA4 setups are broken in ways the owners never catch. Work through this 10-point checklist to find out what is wrong with yours.

June 12, 2026 · 7 min read
GA4AuditChecklist
57

Adblock Is Killing Your Tracking Data - Here's the Fix

Between 27% and 42% of your UK visitors use adblockers. Server-side tracking recovers that data - and it is cheaper than you think.

June 6, 2026 · 6 min read
AdblockServer-SideData Quality
58

GA4 Not Collecting Data? A 10-Minute Troubleshooting Guide

Is GA4 showing zero traffic or missing events? Follow this practical diagnostic guide to troubleshoot tags, Consent Mode filters, and data streams.

May 31, 2026 · 6 min read
GA4TroubleshootingData Quality
59

Why Your Measurement Plan Should Come Before Your First Tag

Why you should always design an analytics measurement plan before tagging. Align KPIs with business goals, reduce clutter, and ensure reliable data.

May 25, 2026 · 6 min read
Measurement PlanStrategyAnalytics
60

Consent Mode v2 for UK Businesses

Understand Google Consent Mode v2 requirements for UK businesses under ICO guidelines. Learn how to maintain Google Ads conversion tracking compliantly.

May 19, 2026 · 6 min read
Consent ModeUKICO
61

Consent Mode v2: What Changed and How to Implement It

Google Consent Mode v2 is mandatory in the EEA and UK. Learn how ad_user_data works, Basic vs Advanced mode differences, and step-by-step GTM setup.

May 13, 2026 · 6 min read
Consent Mode v2PrivacyGTM

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