Have a look at these sites and see how your arguments can develop:
http://www.angelfire.com/ca/bygranite/uniforms/args.html
http://news.bbc.co.uk/cbbcnews/hi/newsid_4210000/newsid_4213100/4213108.stm
http://www.articlesbase.com/advice-articles/pros-and-cons-of-school-uniforms-182.html
http://school.ezinemark.com/the-positives-and-negatives-of-wearing-school-uniforms-16b8bb87815.html
http://www.angelfire.com/ca/bygranite/uniforms/args.html
http://news.bbc.co.uk/cbbcnews/hi/newsid_4210000/newsid_4213100/4213108.stm
http://www.articlesbase.com/advice-articles/pros-and-cons-of-school-uniforms-182.html
http://school.ezinemark.com/the-positives-and-negatives-of-wearing-school-uniforms-16b8bb87815.html