Useful links to good self study material on SAP different modules.
Description, notes, comments
Login ID Required (SAP Online Support, all SAP Release notes, Patches can be accessed.)
Useful for beginners
All the modules Help documentation is available
For Accessing SAP Help Online.
DEAD LINK 10-Jan-2009 Best Practices is very useful other than the regular SAP Help (Best Practices Customization documents are available for all industry types)
Login ID Required. America's SAP Users Group, You have Communities, Education, Discussion Forums also Special Interest Groups
Basic SAP Customization, FAQs can be learnt for all modules, Useful for Beginners
Login Id required (Can be registered Free) Itutor and .Sim files are very useful along with SAP Study material for most modules including the new Industry Specific In Training and Education you have How To Documents, Learning Paths, Sim Files - Very Useful to everyone
Useful tutorials and Exercises for Beginners
User Forums similar to SDN.
Comparison of Functionality Differences in different SAP versions, Very useful during Version Upgrade
Great conglomeration of Documents
Gives the List of all SAP transactions Alphabet and number wise
DEAD LINK 10-Jan-2009 Documentation on all modules available for download
SAP Professionals Network
Gives a clear idea on what is ASAP.
SAP Security Online
german: Deutschsprachige SAP Anwendergruppe (german SAP user group)
English: One stop resource for all SAP needs.
This is similar to SDN forum
Very good site for tutorials & tips for all modules
Hope this will be helpful to all the members, Please feel free to add some more you know which will be useful to other users.