"Geronimo" wrote in message
...

I am trying to help someone email potential clients, and although he has
over
1000 addresses to mail to, he said he only seems to be able to send to
about
300 at one time. He is using Outlook 2003. Appreciate any ideas.

Not an Outlook problem. His ISP is limiting the number of recipients.
--
Brian Tillman [MVP-Outlook]