Don't use the suggestion feature to ask a support question.
Asked and answered thousands of times already - do some research the next
time.
Use the down arrow and press delete.

Signature
Milly Staples [MVP - Outlook]
Post all replies to the group to keep the discussion intact. All
unsolicited mail sent to my personal account will be deleted without
reading.
After furious head scratching, Lea asked:
| When I type in the first letters of the person I am sending an email,
| addresses NOT in my directory, automatically appear. Some of them are
[quoted text clipped - 6 lines]
| button, follow this link to open the suggestion in the Microsoft
| Web-based Newsreader and then click "I Agree" in the message pane.
http://www.microsoft.com/office/community/en-us/default.mspx?mid=fd6b5188-2aaf-4
bed-ad38-aa239f09a6ba&dg=microsoft.public.outlook.contacts