Tiếp theo 101- 200 mẫu thư thương mại tiếng Anh được sắp xếp theo thứ tự chữ cái.

This commitment form is to serve as Client's written authorization for (firm) to perform services and/or contract with suppliers for the above described items or services (radio, television, magazine, publication, outdoor advertising, artwork, production, etc.) on client's behalf. Client's signature also indicates understanding of estimates, prices, terms and liability to (firm) for said items or services.