Be sure to include specific techniques, not just your general approach.
This should include: kinds of resources consulted; methods for collecting and analyzing data; specific techniques (ie statistical analysis; semi-structured interviewing; participant observation); and (brief) rationale for adopting these methods.
Please check carefully with each department to find out whether a specific template is provided or required.
In general, however, the following elements are crucial in a good research proposal: This can change, but make sure to include important ‘key words’ that will relate your proposal to relevant potential supervisors, funding schemes and so on.
Research proposals may vary in length, so it is important to check with the department(s) to which you are applying to check word limits and guidelines.