The pilot-pda mailing list is a general Palm mailing list that reaches a large number of Palm users. It is archived, and the answers to many questions can be found within the archive. If you can't find the information you need in the archive, most questions mailed to the list are answered very quickly. Many of the people who frequent the channel are developers or power users with a wide variety of experience with different Palm units and software. Man cannot live on information alone.
Software is also important.
The main page automatically lists the newest updates, and you can list more recent additions using the menus on the right side. The full software archives are fully searchable. You can use the search to list all applications within a specific category. Handango is another large software archive that sells hardware and accessories. It is also searchable and categorized.