Do:
* Give us the details. Good reviews include not only whether you liked or disliked an item, but also why. Be objective and truthful. Feel free to mention other movies you consider similar and how they rate in comparison to the one you're reviewing.
* Have fun. Your opinion is worth something this is your chance to be your own movie critic! Let the rest of the sgForums know what you have to share.
Don't:
* Spoil it for others. Don't reveal the significant plot elements. Stay on topic and don't comment on products that have not been released yet.
* Be too brief. Don't limit yourself to a short review. This is your chance to shine and become part of our so try to be as informative and helpful as you can in your comments.
Took from Yahoo! Movies guideline.