View the list of Sample Business Letters Complimentary Letter to Hotel 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. Complimentary Letter to Hotel Dear Our (name of event) that was held at your hotel was extremely successful. The compliments that I have received on your staff's courteousness and the excellent food that your chefs prepared for the occasion have been numerous. Thank you for helping to make our event a success.