-
Add a greeting
-
Make it personal
-
Explain what you know or don't know
-
This helps others help you better. If you explain what you've already tried, others won't spend time suggesting it to you. Instead, they'll get right to the point of your question. It's also a way to make the post more personal and thus more likely to get a response.
-
Promote peer interaction
-
Be responsive
Bonus points: complete your profile (if you haven't already)