Most do however, and setting up your own server and making it use underscores or dashes for that purpose is one way around that. Related tutorial on how to set

Most do however, and setting up your own server and making it use underscores or dashes for that purpose is one way around that. Related tutorial on how to set that up in Postfix: https://www.stevejenkins.com/blog/2011/03/how-to-use-address-tagging-usertagexample-com-with-postfix/ https://www.stevejenkins.com/blog/2011/03/how-to-use-address...