Use group contact list to address mass emails

Need an easy way to use group contact list to address mass emails. It should be Email 101, but I can’t find it.

If you have eM Client Pro you can create a “Distribution list” for Mass Mail. See eM Client documentation.

https://www.emclient.com/webdocumentation/en/9.0/emclient/default.htm#E-mail/Distribution%20List.htm?Highlight=Distribution%20list