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Many letters received and sent by pengadilan tinggi medan the general and information, so now requared a system that cal help performance related to the correspondence, the authors are interested to desaign information systems agenda a letter. Agenda letters is the records incoming mail and outgoing mail received and sent in two books and a book. Agenda letter usually including job than the a general,employees and secretaries. Letters are the means of communication to convey information by the parties to the other. Making of information system agenda letter based design system has composed ie use case diagram, activity and class diagram. The language used is language PHP, database MySQL, place run PHP using dreamweaver and run the program using xampp control. Pengadilan Tinggi Medan still using system convesional. The very expented that the system can run well as well as can help the performance of the pengadilan tinggi medan about the correspondence.
Hengki Tamando Sihotang (Sun,) studied this question.