...
To add a new group, go to Recipients > Manage Groups, choose the Group tab at the top, scroll down to the bottom right corner and click the New Group button.
Delete or Rename a Group or Edit a recipient within a Group
To rename or delete a recipient from a group or edit recipient information within a group, go to the Recipient > Manage groups, click on the Groups tab and click on the Action Box a the right. Choose the function Delete or Rename.
Edit or add a new Recipient in a Group
To edit a recipient's data within a group, go to Recipient > Manage groups, click on Groups tab and click on the Action Box at the right. Choose Edit Recipients. Click the Action Box at the right and choose the function. To add a new recipient, click the Related Features at the bottom of the page and it will take you to the Import page.