Need some expert suggestion for my website

Hey Guys
I am new to this ppc kind of marketing , I was using cpa’s earlier. As I have a copyright content website, cpa site don’t allow me to put their widget on it, and some of them don’t have good surveys. SO i am switching to ppc,
So, please suggest me some good network.
presently I am using adbrite and having more then 500 clicks+ per day.
I have more then 7k unique visitors on my site , more then 70% of them are from USA, Canada and UK.
so please suggest me some strategies and network that I can earn good amount of money.

waiting for your replies
cheers

See original post by nittin123goel