Burapha University Library led by Mr. Hemmarat Wachirahatthaphong, the director of the library, opened the remarks for the training project on “How to Add the Supplements and Draft Official Correspondence” so that library staff will be aware of the principles and practices in drafting official correspondence for official documents and the art of using language for writing official letters. We were honored by a team of speakers from the Documents Subdivision, General Affairs Division of Burapha University led by Ms. Wanna Naebchoei, the Director of General Affairs Division, Ms. Monthana Kalayanasuko, Professional General Administration Officer, Mr. Sompohn Anamnart, Clerical Officer 4, and Ms. Pratumphon Prasertlap, General Administration Officer. This project was held on 6 September 2023 at the meeting room 201 at the library.