Don't wait for professors to tell you what do to; if we were good managers, we probably wouldn't be faculty. Explore, challenge assumptions, and don't let lots of prior art discourage you.
We'll offer you what we think are great projects with plenty of potential, and we'll support you the best we can, but it's what you do with the opportunity that makes or breaks your graduate student career.
We're in a fast-moving field, so for us to give you good advice we need to know what you're working on. Teach us!
If you are using Microsoft word, here are some tips that can make a big difference in how much work you must do and how your finished document works.
If you are using LaTeX, find an expert to make sure you are not doing things the hard way. Remember that, with LaTeX, the right solution may depend on which packages you are using.