Included in this group are letters-incoming and outgoing-written by the presidents of the NBDA, along with other officers such as vice-presidents, secretaries, and treasurers. There are also membership lists, constitutions and bylaws, and financial reports. Guidelines and manuals are included in this series along with files from the Combined Federal Campaign of which NBDA received money from contributions. Lastly, there are letters and reports for the program called Y.E.S.!