Specials
Coupons for this shop
Mention the coupon when you book the diagnostic.
Your first-visit coupon goes here Put the end date and terms here. 
Your landlord coupon goes here Put the end date and terms here.
The end date goes on the coupon image. One coupon for each visit.
Have a coupon? Book the diagnostic
Say so when you call or write, and bring it to the visit.