While Amazon is offering a $10 credit for Saint's Row the Third preorders,
the official Saint's Row website is offering a free DLC Season Pass worth $
19.99 with preorders. The season pass includes three to be released DLCs + a
bonus.
More info on the season pass can be found here:
Link: http://www.gaming-age.com/news/2011/11/10-32/thq-announces-seas
The game can be preordered (Xbox 360, PS3, or PC) from the official website
here:
Link: http://www.saintsrow.com/preorder