Purina: Cat Chow Healthy Weight, Active Life Dog Chow, or Waggin' Train Jerky Tenders Sample Pack for $0 + free shipping
Walmart, through startsampling.com, has a FREE Purina Cat Chow Healthy Weight sample pack, or the Active Life Dog Chow sample pack, or Waggin' Train Jerky Tenders sample pack. You may even want to get all three offers. You need to allow the page fully load and then you will see each sample offer.
It takes about 10 seconds for each offer to show up on the screen, starting with Cat chow, then Dog chow, and then Waggin' Train jerky tenders.