Play or get tax refund!

Here’s the first design of the screen interface. As you can see, there’s two ways a dog owner can be rewarded for collecting dog poop. The quick one is a discount on the dog tax. Dog owners that dispose of dog feces in the appropriate way all year long, wil NOT pay any dog taxes at all! How’s  that? It will solve the dog poop problem within a year! A more fun way to change dog owner’s behavior is the Dog game: nice dog prices can be won by rolling the ball.