Dear {Recipient}, Thank you so much for preparing these wonderful home-cooked meals for me. 42 customer thank you card ideas to show your appreciation.Begin your letter with a greeting that includes the customer's name. Make sure the customer's name is spelled correctly. I just wanted to thank you for being a great customer and let you know that we value your business. "Thank you for your cheerful service. Your friendliness makes my day every time I shop here. Here is how to craft the perfect thank you message for your customers. Dear PCK staff and food team,. Many thanks for all the deliciously prepared meals.