Dear :

Welcome to join the family of our valued customers.

We at [company] always endeavor to offer the best products and services to our customers. However, in case you are dissatisfied, you will need the following information about our complaint procedure.

If there is something wrong with our product, please return it with [documents] and a brief statement of the problem as you see it. We will check the product immediately and then decide whether to repair or replace it. We will also honor your request for a refund.

If you have any questions about this procedure, please feel free to contact us.

Sincerely yours,

[name]

[title]