It's a Wednesday afternoon and your store has slowed down a bit. You're stocking the shelves and facing the products to ensure each package looks its best.
The door bell rings, snatching your attention from the dust falling off the shelves, and you look up. Who just walked in your door? Is it a 23-year old recently graduated student with a boxer at the other end of the blue leash she's grasping? Or is it a 72 year-old grandfather who's kids are in town with their turtle?