To help you all with that, I created GoodSalesEmails.com so anyone can learn from some of the best sales email campaigns. - Source: Reddit / 28 days ago
I think what you're looking for is this one - http://goodsalesemails.com. - Source: Reddit / 23 days ago
Really Good Emails - A large collection of good product email design.
Great Email Copy - A dose of emails from around the web.
Smart Compose in Gmail - Write emails faster with Smart Compose in Gmail
Marketing Examples - A gallery of real world marketing case studies. Updated every day.
EmailDrips - Get inspired by examples of email sequences
Mailwarm - The email warm-up tool.