Dear Customer,
On behalf of [COMPANY], I would like to thank you for your custom. By giving us just a couple of minutes of your time to share your experience, we can continue to improve our services to you.
As a thank you for your time, we have attached a discount voucher to this survey for [OFFER]. You can download this voucher upon completing the survey.
Yours Sincerely,
[MANAGER_NAME]
Manager
[COMPANY]