Expert Notes

Our Expert Notes

Discover our in-depth analyses on data marketing, web tracking, privacy, and the latest developments in advertising platforms.

Jun 20, 2022

GDPR, CNIL & Analytics: Consent Mode and AI | 2026

GDPR, Consent Mode v2, DPF, AI Act: factual analysis of the regulatory framework applied to analytics and advertising tools. Advertiser decision guide.

Olivier Chubilleau

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Jan 15, 2025

AI & Data Marketing: challenges, limits and adoption | 2026 update

Hands-on insights on AI applied to data marketing. IDE agents, MCP, Gemini Enterprise, ADK, governance, risks and real-world use cases after 18 months of deployment.

Olivier Chubilleau

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Jun 21, 2023

Google Ads: The Complete Guide to wbraid and gbraid Parameters for iOS Tracking

End of GCLID on iOS: Understand wbraid and gbraid, their impact on conversion tracking, and how to adapt (GTM Server-Side, Enhanced Conversions).

Mathieu Lima

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Jan 28, 2026

Dynamic Remarketing & GA4: The Expert Guide (2026)

December 2025. Dynamic remarketing in GA4 is now natively actionable. A technical simplification that places data quality (Match Rate) at the center of Google Ads performance.

Olivier Chubilleau

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Nov 22, 2021

Google Tag Manager Server-Side: Architecture & Governance 2026

In 2026, server-side is no longer an option. Discover why it has become an architectural standard for performance, privacy, and data quality.

Mathieu Lima

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May 15, 2024

Third-Party Cookie Restrictions for Chrome: Explanations and Opportunities

End of third-party cookies on Chrome cancelled? Google finally opts for user choice. Analysis of impacts and opportunities.

Mathieu Lima

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Dec 9, 2025

Web Performance: Monitoring Core Web Vitals with CrUX API & a Modern Data Stack

Web performance isn't just a technical checkbox. Discover how to monitor Core Web Vitals continuously with a Modern Data Stack approach (CrUX + BigQuery).

Olivier Chubilleau

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Jun 18, 2024

AdAttributionKit: Advanced Ad Tracking on iOS 18

AdAttributionKit offers precise and flexible ad tracking on iOS 18. Compare new features and differences with SKAdNetwork, Adjust, and AppsFlyer.

Mathieu Lima

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Jan 15, 2025

CRO Analysis with Piano Analytics & Microsoft Clarity

Discover how to optimize your lead funnels with Piano Analytics and Microsoft Clarity: methodology, concrete cases, and actionable recommendations.

Hélène Somdecoste-Lespoune

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Feb 20, 2025

Causmos & Causal Impact: Measuring Social Ads Campaign Effectiveness

How the Causal Impact method, combined with Google's Causmos, allows quantifying the real impact of Social Ads campaigns in 2025. EdgeAngel case study.

Mathieu Lima

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Apr 10, 2023

Google Analytics: Data Modeling and Attribution

Master data modeling and attribution in Google Analytics: conversions, behavior, reporting, and Consent Mode for accurate analysis.

Mathieu Lima

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Mar 5, 2025

Google Consent Mode v2: New Features and Actions Required

Google Consent Mode v2: what features (ad_user_data, ad_personalization, Basic and Advanced Consent Mode) for Google Ads and Google Analytics

Mathieu Lima

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Sep 15, 2024

Google Ads: Optimize Your Tracking and Capitalize on Your 1st-Party Data

Google Consent Mode, sGTM, enhanced conversion tracking, customer match... Google launches and continues to launch major features, and it is sometimes difficult to see clearly. This article aims to explore the latest features related to Google Ads tracking and describe what they imply.

Mathieu Lima

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Nov 12, 2024

Apple's Link Tracking Protection on iOS 17 and Safari 17: Impacts

Link Tracking Protection in iOS 17 and Safari 17 impacts marketing link tracking. Discover key parameters, platform adaptations, and optimization tips

Olivier Chubilleau

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Apr 15, 2024