It would help to know more details. Version of Outlook ? Did you try
resending by pressing the Send button in the message again? If you open an
item in the Outbox, you need to resend or it will just sit there. Has this
ever worked? Are all your accounts set up properly? See if your POP server &
SMTP server settings are correct by checking with your email provider.
Comcast Support has a help page for Outlook setup. Did you receive the test
message in your Inbox when you set up the acct? Did you set up a mail polling
interval of "every 10 minutes" or more?
