Preparing an impressive research proposal is as difficult as preparing a good research paper. In fact, it is even more difficult considering the fact that it is the key to your research project. Research proposals are evaluated and approved based on various factors which are crucial to the research in that subject and on that topic. A clear understanding of the purpose and evaluation criteria of research proposals would help you in preparing them in an impressive manner. A good research proposal guide and some a good research paper proposal example must be kept in hand, while preparing a proposal, especially if you are new to research paper writing.