If you haven’t requested your free sample of Quaker Oatmeal Squares, don’t forget to sign up for this delicious freebie! Just head to the Quaker Oatmeal Squares Facebook page, “like” them and fill out a short form to get yours. (If you’ve already received the sample, you won’t be able to grab another one.) You have through June 4 to sign up on their Facebook page.