... laptop is re-connected to the PC, the data will be synched automatically (in both directions). This basic concept of ON makes it the most sophisticated piece of PC-software I've seen so far if it comes to replicating data. Rainald P.S. In addition you may read the article on synching in Chris Partley's blog: http://blogs.msdn.com/chris_pratley/archive/2006/06/07/621692.aspx