>Hi Sergey,
>how would be the syncranization methods from PDA to server . i saw ( if i true remember) such as dbf viewer runs on that machines . may be some interfaces help us like that program.

Check Creating Mobile Solutions for Visual FoxPro Developers at http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnfoxgen8/html/VFP8_CreatingMobileSolutions.asp?frame=true