This looks like a pre-write for your composition, which is an excellent idea. This looks like you have done a good job of thinking through the topic.
I would now organize your ideas in order of importance. Below is a great site for essay writing.
http://members.tripod.com/~lklivingston/essay/
When you have written your rough draft, please repost and one of the volunteers will be happy to give you suggestions/corrections.