View the list of Sample Business Letters Acknowledgement of Letter Disclaimer: Be aware that some of these sample letters have legal, financial, or other implications. If you are not sure about the use of any letter, consult with an appropriate professional first. Acknowledgement of Letter Dear Because Mr. Jones is out of the office for the next two weeks I am acknowledging receipt of your letter dated May 20, l983. It will be brought to his attention immediately upon his return. If I may be of any assistance during Mr. Jones' absence, please do not hesitate to call.