[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],

Congratulations! I just heard the wonderful news.

I respect and admire your choice of partner and I have no doubt that the two of you will compliment one another.

I wish you all the best in the years to come.

Best regards,

[YOUR NAME, ex. Jill Jones]

PS.       You know who to call if you ever need any "words of wisdom".