ExpandEnvironmentStringsForUser() API does not expand the environment variable %USERNAME% on Windows 7 and Windows Server 2008 R2, if hToken value is obtained  only by using TOKEN_IMPERSONATE | TOKEN_QUERY flags for OpenProcessToken.  To expand...

In Windows Vista and later there is a cool feature of making network shared files available offline and maintaining the synchronization through a newly added component called Sync Centre.  You may find more information about it here:  Explore...