how to write acknowledgement?

Your Name
Your Address
City, (Province/State,) ZIP Code
Phone Number
E-mail Address
Date

Recipient's Name
Title
Company Name
Company Address
City, (Province/State,) ZIP Code

Dear _____________:

[First Paragraph] _________________________________________________
_______________________________________________________________
_______________________________________________________________
[Second Paragraph] _______________________________________________
_______________________________________________________________
_______________________________________________________________
[Thirdt Paragraph] _________________________________________________
_______________________________________________________________
_______________________________________________________________

Very truly yours (or: Sincerely),

[Signature]

[Type your name]