Petco: World’s Best Cat Litter Moneymaker December 9, 2010 This post may contain a link to an affiliate. See my disclosure policy for more information. Here’s how to make money on World’s Best Cat Litter: World’s Best Cat Litter (7-8 lb bag), $11.49 Use the $3/1 coupon found on the bag Pay $8.49 Submit for the try it FREE mail-in rebate Final cost: FREE + a $3 moneymaker!
