SaaS Email Marketing Handbook - Double Your MRR With Email Marketing
Olyo - Direct marketing via Facebook Messenger
HubSpot Free Email Marketing - Powerful drag and drop email marketing in the HubSpot CRM
Programming for Marketers - Free email course for wannabe technical marketers
Elevatr Email Marketing Automation - Fast and easy email marketing software
Job Promotion Course - Step-by-step promotion guide in a free 7-day email course