SendGrid is an excellent option for people who have to send massive amounts of emails. It began as an email SMTP and API service, but they have lately begun to integrate email marketing services. Stape developed a SendGrid tag for the server Google Tag Manager container to make SendGrid integration easier.
     1. SendGrid tag on GitHub.
     2. SendGrid tag for server Google Tag Manager article.
Learn how to use server Google Tag Manager to extend cookie lifetime. This will help you with tracking restrictions that affect 3rd party cookies.
Use the SendGrid tag for sGTM to send emails and manage contacts. Learn the setup process, from SendGrid configuration to tag implementation.
Learn how you can use Stape's Cookie Keeper to increase first-party cookie lifetime set by third-party IPs in Safari 16.4 and other browsers using ITP.