Just a Handy list of links so I can remember where everything is! I will keep adding to this as I find more. http://psoug.org/reference/hints.html http://oracle-randolf.blogspot.co.uk/ Performance Execution Plans http://www.oracle-base.com/articles/misc/outlines.php Favorite ADF Bloggers and Links http://multikoop.blogspot.com.au/ http://andrejusb-samples.blogspot.co.uk/ http://mjabr.wordpress.com/ https://blogs.oracle.com/mobile/ http://dkleppinger.blogspot.co.uk/ http://jobinesh.blogspot.co.uk/