Mavis Discount Tire

I place an appointment with Mavis discount tire Store 45 Deer Park New York. The appointment was made online. Store 45 call to confirm that appointment. On the day of the appointment I showed up 10 minutes early. I try to check in, Gave them the order number. The associate then them for me that they saw no appointment. Another words they blew me off! This is not the first time but it will be the last