SAP Service Marketplace

http://Service.sap.com is the official website of SAP Service Marketplace. It contains a variety of target group specific internet portals that enable true collaboration among SAP, its customers and partners.

As following:

SAP Support Portal
Consulting, Solutions, and User Group Areas
SAP Channel Partner Portal
SAP Partner Portal
SAP Education Portal
SAP Business One Customer Portal
SAP Help Portal
SAP Developer Network

The SAP Service Marketplace demo video
https://websmp101.sap-ag.de/~sapidp/011000358700001048782008E.swf

To log on to SAP Support Portal you need an S-user ID and password. A letter with your personal log on data is currently being sent to all current named users and primary contacts. In case you urgently need access to the SAP Service Marketplace, please contact your Customer Service.