TelevisionTropes

A great wiki dedicated to cataloguing the tropes (patterns) on television.

http://tvwiki.sytes.net/pmwiki/pmwiki.php/Main/KnownTrope

A couple of similar pages here :

• OnHeroes, OnNarrative, PantheonisticThinking, TheThreeActPlay,

But really, if this is your thing. Go check them out.

See also : OnRhetoric