TL*THE CONTACT OWNS A 2007 DODGE DURANGO. WHILE PULLING INTO A TIRE SHOP PARKING LOT, THE CONTACT'S FOOT SLIPPED OFF THE BRAKE PEDAL AND ONTO THE ACCELERATOR PEDAL. THE VEHICLE DROVE INTO THE TIRE SHOP WALL AND THROUGH THE SHOWROOM FLOOR. AN EMPLOYEE SUSTAINED A BROKEN LEG. A POLICE REPORT WAS FILED. THE CONTACT STATED THAT THE BRAKE AND ACCELERATOR PEDALS WERE TOO CLOSE AND SHOULD BE SPACED APART. THE FAILURE MILEAGE WAS 20,000.