My best advice is to post on TREOcentral.net rather than PREcentral.net -that would put more Treo-based advise at your fingertips. It has been 2 years since I used my T700, & 3 years since my T650. I used a Centro for nearly 2 years before getting my Pre...

While I DO use a Mac, the only thing I used other than the Palm Desktop, was Agendus & eWallet -but both of those progs were for Windows so I had to use Parallels for those...