How should i get a bf?

i hav been single for a year and a bit, and im not likin it! wen i get a bf, we usualii last for ages, so dont saii that im desperate! I am not ugly, and am quite gd looking if i say so maself :D loads of boys like me, but dont seem to ask me out. How can i turn them on a bit, without talking to them. sorta like brushing near them n the hallways????? no clue, plz help! ASAP x thn xxx