How would you like to get a bunch of pet-related samples in the mail every month, at no monetary cost to you? That's exactly what you get with PINCHme (free). By subscribing to this service, you get to choose what samples you'll get in a box delivered to your door, and it costs you nothing except a bit of time. All you have to do in return is let PINCHme know what you think of the sample products. Super easy, right?