Shoppers find out a server's supported solutions by utilizing the EHLO greeting, as exemplified down below, rather than the original HELO. Clientele drop back to HELO provided that the server won't support EHLO greeting.[24] What I like: Whilst most resources offer you just the drag-and-drop email builder, I love https://edwineqwzg.ageeksblog.com/26356419/a-review-of-smtp-server