Setting up a Personal Group in Entourage
Click on Address Book
Single users only have one image by their address, groups will have double
images by them. Below the highlighted name is a group for the Cheer Fund.
Now click on Add Group

Give it a Group Name
Below it will ask you to put in the users who belong to this group
When I start to type a k it finds all the addresses that begin with a k for
me to pick from
Select the User and Continue Adding
After all names are added, click on Save Group
Now in your address groups you should have a new group
In this example it is called AEA