[DATE, ex. Monday, March 31, 2008]

[NAME, COMPANY AND ADDRESS, ex.
Link Building
XYZ Inc.
1234 First Street
Suite 567
Anycity, Anystate  85245]

Dear [NAME, ex. Link Building],

I would like you to know that I am pleased with [PRODUCT(S), ex. your A45 compressor].  Unfortunately, however, our shipment did not include any documentation.  I request, therefore, that you kindly send me a copy at your earliest convenience.

Sincerely,

[YOUR NAME, ex. Jill Jones]