Email Marketing: A Beginner's Guide - Master email marketing with these 3 short ebooks from Drip.
GrowthHackers Projects - Growth collaboration software for teams 📈
HubSpot Free Email Marketing - Powerful drag and drop email marketing in the HubSpot CRM
Grow my SaaS - Database of 150+ growth and conversion strategies
Google Sheets Email Marketing - Email automation and validations directly from Google Sheets
The 2019 State of Marketing - Your go-to business report for marketing insights