Important ADF related links

http://www.oracle.com/technetwork/developer-tools/adf/learnmore/index-101235.html
The above link contains a lot of links for common adf problems and their solutions.

http://www.oracle.com/technetwork/developer-tools/adf/queueactioneventinregion-155252.html
The above link shows how the parent page can programmatically control navigation inside a region.

http://blogs.oracle.com/groundside/entry/adventures_in_adf_logging_part
The above link contains information about ADF logger.

http://niallcblogs.blogspot.com/2011/12/bpm-11g-feature-pack-update-task.html
This link contains important bpm 11g related blogs