December 1, 20XX
Dear Mr. Patterson:
On November 10, I sent you a letter describing our newest product. Did you receive the letter? I will be happy to answer any questions you may have and explain the unique features of Vu-More and its benefits to you.
You are a valued customer. If there is any way that I can help you in making a decision, please call me at 800-555-1309.
Kay Lynne Overmeyer