m.paypal.com is a mobile site. i use it all the time...
also, if you find the thread about 15 free shortcuts, the author made a shortcut i requested, that had the paypal logo .png and directed to m.paypal.com
i'll go look for the thread..
http://www.blackberryforums.com/afte...ortcuts-2.html
Only think is it is a stripped down version, no transactions, but you can view balances, and send payments as well.