When you receive your web email address (your name@downtownartistproject.org)

go to http://www.downtownartistproject.org/webmail

enter your email address as your User name, and the pre @ part of your email address as the password (which you can change).

click on the "Horde" button to go to the log on page, then click the "Log on" button.

Click on the "+" in front of the Mail selection to show your mailboxes.

Mail sent to downtownartist@downtownartistproject.org, by those on the list, will go to everyone else on the list.