I use folder with show title e.g.: T.V. Shows/Breaking Bad/ 1x01 - Pilot, 1x02 - Cats in the Bag... etc with each show in their own folder. I think it would be awesome if XBMC had a built in renamer.
Mac mini 2012
Drobo 4 bay
4 three terabyte HHD
Drobo 5 bay
5 four terabyte HHD