Sponsored by:Gusto: Sign up and get a FREE 3 month trial!Ahoy!: Use code HOWIBUILTIT for 20% off!Pantheon: Get ready for Gutenberg. Sign up for a FREE account today.Recently Pat Flynn talked about the “new, hot marketing tool” that isn’t new but is often forgotten: email. Well today’s guest, Ajay Goel, has built a business around […]