Sample
[DATE, ex. Friday, February 10, 2006]
[NAME, COMPANY AND ADDRESS, ex.
Robert Brown
XYZ Inc.
1234 First Street
Suite 567
Anycity, Anystate 85245]
Dear [NAME, ex. Robert Brown],
As you may know, [FIRM NAME, ex. ABC Co.] will be closing its business on [DATE, ex. June 30].
I am writing to thank you for your business with us during the past [DURATION, ex. five years.] Indeed, it has been a pleasure to serve you. Please call me if there is anything I can do for you before the date of closure.
Sincerely,
[YOUR NAME]