View the list of Sample Business Letters Authorization to Direct Bill for Corporate Guest 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. Authorization to Direct Bill for Corporate Guest Dear (name of guest) is an honored guest of our corporation, and during his stay at your hotel, you are hereby authorized to forward all bills for his stay there to our accounting office. They have been preauthorized to immediately approve and pay any invoices from your hotel. We have placed a credit limit on the account of (amount) Should this account exceed this amount, please contact this office for approval in advance of any additional charges. Thank you in advance for your special consideration of this individual and his needs. We hope to make his visit to our company and our city most enjoyable and memorable. If I may be of any assistance in this matter, please contact my office as necessary.