Start off by writing down a clear goal of what you're trying to accomplish. This is pretty much the first thing I do when I write any document in fact. Then f

Start off by writing down a clear goal of what you're trying to accomplish. This is pretty much the first thing I do when I write any document in fact. Then figure out what the requirements are that help you meet your goal and write those down. Once you have a goal and a set of requirements the design is usually pretty easy.