So Long, Farewell, Auf Wiedersehen... Good Bye!
We're so sorry you decided to leave us. If it's something we did to annoy you, then please accept our apologies.
If there was something in particular that we did poorly, then please let us know. We'd really love to hear how to improve our service to you.
Our goal is to try and provide the best value to you, and we hope you'll come by and visit us again. But if not, then no hard feelings.