Where a store’s employee sales commission calculation scheme did not violate the Illinois Wage Payment and Collection Act because it did not involve deductions from an employee’s gross wages.The 7th U.S. Circuit Court of Appeals affirmed a decision by U.S. District Judge Matthew F. Kennelly.The Tile Shop LLC sells tile and related materials and accessories. It operates 128 retail stores across 31 states. Each store employs a manager, one or two assistant managers and a staff of sales associates.Sales associates …