How does the "Commit pending changes" action work and when is it best used?

http://connect.nintex.com/forums/thread/7827.aspx

Limitations of External Lists

http://salaudeen.blogspot.de/2012/03/limitations-of-external-lists-in.html

http://sharepointmike.wordpress.com/2011/03/02/10-things-you-cannot-do-with-an-external-list/

All About Nintex

http://www.vadimtabakman.com

Understanding Developer Dashboard

http://www.cnblogs.com/csts/archive/2012/04/19/2457244.html

Developer Dashboard SharePoint 2010 | SharePoint Boco

Developer Dashboard « Extreme Sharepoint

http://www.topsharepoint.com/enable-developer-dashboard-in-sharepoint-2010

Learning SSRS

http://smallbusiness.chron.com/displaying-ssrs-report-sharepoint-35384.html
http://fendy-huang.blogspot.de/2011/02/create-ssrs-report-with-sharepoint-2010.html


http://intellisoft.wordpress.com/2012/02/20/working-with-reporting-services-in-sharepoint-2010/
http://www.codeproject.com/Articles/88285/Integrating-Sharepoint-2010-and-SQL-Reporting-Serv

Architecture: http://www.accelebrate.com/sql_training/ssrs_tutorial.htm

Videos: http://www.youtube.com/user/bilessons?feature=results_main

Exception Handling - Best Pratices

http://www.codeproject.com/Articles/9538/Exception-Handling-Best-Practices-in-NET 

Overview of using fine-grained permissions

Item Level Permissions and Performance:

http://anilmukka.wordpress.com/2011/05/05/overview-of-using-fine-grained-permissions/
http://e-junkie-chronicles.blogspot.de/2011/03/sharepoint-2010-performance-with-item.html
http://e-junkie-chronicles.blogspot.de/2011/03/sharepoint-2010-performance-with-item_23.html