Le lien https://developers.google.com/tag-manager/devguide

comprend des infos sur les applications suivantes :

Using a Data Layer :

1. Adding Data Layer Variables to a Page
2. Using the Data Layer with HTML Event Handlers
3. One Push, Multiple Variables
4. How the Asynchronous Syntax Works
5. Avoiding Common Pitfalls
6. Renaming the Data Layer
7. Migrating Tags to Google Tag Manager
8. Multiple Domains
9. Multiple Containers on a Page
10. Flash / Actionscript
11. Adding Data Layer Variables for Devis without JS Support

Security :

1. Restrict tag deployment
2. Use a Protocol-relative URL