Here are a few things bargain-hungry consumers need to know before they hit stores before dawn the day after Thanksgiving.
Look at the fine print that appears next to an advertised "doorbuster deal" at the bottom of the page in this year's circulars.
It will either say "While supplies last," "Minimum 2 per store," "No rainchecks" or "All items are available in limited quantities."
Dirty secrets of Black Friday 'doorbusters' - Nov. 20, 2009