How to
Delete a Page of Items at Once in GroupWise 7 Webaccess
Click on the folder
you want to delete the items from (Mailbox, Sent Items, etc)
Then click the select all/clear all checkbox, circled in red
below.
This will place a checkmark in front of every email on that page.
Then click
to delete the emails.

Remember, once emails are deleted they will remain in your Trash for 7
days. After the 7 days, the system will
automatically delete them.
If you are over your quota limits, you will need to empty your trash to
remove the items completely from your mailbox.