The administrative correspondence is one of the most important tools for achieving organizational goals. The official language of each organization that is evident in its administrative correspondence reflects the level of knowledge, expertise of the staff and managers of the organization. In the administrative organization, types of correspondence such as letters, circulars, the report, the form and the minutes are used for the sake of accuracy and durability as the most formal, legal and most relevant form of communication, and letters and reports are considered to be the best communication tools. Accuracy and speed in writing along with the observance of its administrative principles in this field can be considered as one of the main fields of communication and organizational success. Therefore, the curriculum of writing and correspondence is presented in order to improve the communications and administrative procedures of the executive agencies. This training course is equal to 60 training hours.