[Your Name]
[Street Address]
[City, State ZIP Code]
[phone number – optional]
[email address – optional]
May 19, 2009
[Name of Recipient]
[Title]
[Company Name]
[Street Address]
[City, State ZIP Code]
Dear [Name of Recipient]:
I am writing to apologize for failing to return your phone call of [Date of call].
I want you to know that I value our relationship, and that my delay in getting back to you in no way suggests that I was intentionally ignoring you. On the contrary, any call from you is very important to me, and the reason for my not returning this one was [Here tell what unusual event or crisis in your life prevented you from returning the call.]
Please accept my apology.
Cordially,
[Your Name]