I'm with FD, if you take care of it in the field it's less work for you while editing. I haven't taken the time to set my presets and typically carry a WB card with me in the field and tweak it if it looks necessary. Also I check it about every 10-15 minutes during morning and evening sits.....I know it seems tedious but I'd rather do it than have a subject look like a smurf!!! Good luck filming!!!
If the basic criteria for a vampire is a living entity that sucks the life out of you in order to sustain itself, then I know a few. They tend to hide out in Washington, DC.
Don't miss the new epidsodes of ARCHERS CHOICE. Mondays at 10:00am, Tuesday at 6:00 am and Sundays at 12:00 est!!