SAMPLE - COMPLIMENTING/THANKING SUPPLIER

[NAME, COMPANY AND ADDRESS]

I would like to take this opportunity to thank you and your staff for [STATE ACTIVITY BEING COMPLIMENTED/THANKED, ex. taking the extra effort to process our rush order of your Venetian granite].  [STATE RESULT, ex. I would like you to know that our customer was extremely pleased with the results and would like to install the same type of granite in his hallways.]

We are indeed pleased to be dealing with you.

Sincerely,