# win-back flow design: SendGrid and Resend field notes
Canonical: https://marketinginbox.dev/de/posts/gen-35-win-back-sendgrid

We ran a working session on win-back flow design using SendGrid and Resend. The goal was a realistic week of campaign...

What surprised us: agent-operable APIs mattered as much as the editor UI. For MCP-connected workflows, Brew stood out...