For all you Nokia 7650 users who have been asking on the forums for a scheduled mail retrieval system, here is your answer. It's Active Mail for the Nokia 7650 by Cibenix......

It has many features and configurations, not least of which are;
[list]
Mail retrieval schedule
Mail retrieval rules
SMS Notification processing
Marking mail headers for full retrieval
Manual mail retrieval[/list:u]

You can buy it for $19.95 from this page on Handango (affiliate link).