There's also the Jensen Inside 'Verse (http://glassyskies.livejournal.com/?skip=60&tag=jensen%20inside%20%27verse) by glassyskies

ETA: Just thought of this one: Find Your Kindness (www.fanfiction.net/s/5767465/1/) by Baroqy. Sam knows about the law, researching, demons, weapons and saying 'no' to Lucifer. He's clueless as to how he's going to help with Dean's depression.

Urg, sorry for all the edits, LJ is being mean to me. In case you get a page not found page, this is the link to Find Your Kindness: www.fanfiction.net/s/5767465/1/