What are some alternatives?
When comparing How to Nail Cold Email and Ultimate Cold Email Research, you can also consider the following products
Good Email Copy - Email copy from great companies.
Mailshake - Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.
Great Email Copy - A dose of emails from around the web.
Cold Email Generator - Quickly create a 5-touchpoint email campaign
Really Good Emails - A large collection of good product email design.
Cold Email Analyzer by Mailshake - Real-time analysis of email subject lines and copy