I would let them know anyways, the worst that could happen is that they shrug their shoulders. People say they're mighty nice so they may at least offer a free future spray?
Do let them know whatever you do. They'dbe mortified to think that they'd cocked something up and no-one said anything. They pride themselves on their level of service.
Do let them know whatever you do. They'dbe mortified to think that they'd cocked something up and no-one said anything. They pride themselves on their level of service.