Quick Freelancing Tips#1: How to spot potential trouble ahead.
When the project description includes something like:
I'm told/I believe that this work can be done in only a couple of hours for someone familiar with [insert subject here].
Then it's a 95.4928% chance that the work's harder than it seems, and 83.2918% chance it's going to be a difficult client to deal with.
Update: And if it says something like:
The lowest bid wins...
Then it's 194.8912% chance of a bad client.
Disclaimer: Just my 2 cents. Might not be true.