heres an excellent link on how to properly preform a battery drain test...cheers.... How To Perform a Parasitic Draw Test - YouTube
good question brett...then start unhooking starter,alt,etc...anything thats hooked to battery that doesnt go through fuse block....heavy drian items. On a side note, I would be happy to do a "how to" battery dran test at the tb.com nats if anyone is interested....