Wire transfer is preferred. 2. One signed copy should be returned to Director, Defense Security Cooperation Agency (DSCA), 2800.All applications for postponements MUST BE MADE PRIOR TO YOUR DATE OF SERVICE. The postcard concerns accepting my appt to West Point, but there is no deadline for sending it in and no information about it in the letter either. Fill out the complaint form, answering all of the questions completely. No expired documents will be accepted unless explicitly mentioned below. There is a signed copy of the "Request and Authority for Leave" (DA Form 31) That is the only thing that is required. Edit, sign, and share military acceptance letter online. No need to install software, just go to DocHub, and sign up instantly and for free. The postcard concerns accepting my appt to West Point, but there is no deadline for sending it in and no information about it in the letter either.