If you are using factual data, back it up. Citations, folks.
Opinions are fine as long as they are presented as opinions.
No death threats.
No spouting "Bush Sucks" for three minutes. Sorry saveau.
Work to the top of your intelligence.
If you plan to use music or video from other sources, get clearances first.
If you have specific locations in mind, make sure they are available.
If you have special effects in mind, consider what they may cost.
I'm sure there will be more. Anybody have suggestions?