WCF versus WebServices:
Best find out here
http://msdn.microsoft.com/en-us/library/aa738737.aspx
Message Contract in WCF for custom SOAP message to get more control:
http://msdn.microsoft.com/en-us/library/ms730255.aspx
Upcoming......... Topics in WCF
Various ways of Hosting WCF
Different Binding Supported by WCF?
One Way operation in WCF
Duplex contract in WCF
Transactions in WCF
