Yesmail Interactive is the longest running, dedicated email design agency. In this look book we feature a ton of email design layouts that we hope will inspire email design makeovers, improve your email's performance, and become your go-to resource for creative ideas. We are a creative agency within the world’s leading Email Service Providers. Founded in 1999 with a distinct focus on email and landing pages, we've had the advantage of seeing the results of our design decisions unfold. That vital asset puts us ahead of the pack, with tested strategies and informed designs that lead to more successful email campaigns.