Need targeted US. traffic promotion to increase Sales

Need targeted US. traffic promotion to increase Sales for 2 websites, i need only quality visitors that would be intrested in the items being sold on my website. i will pay extra bonuses if i get good results. Real American traffic only from related topics You can use yahoo answers, wiki answers, yahoo gorups, social marketing, blogs, forums and stuff like that to bring intrested buyers. I will need you to send me your marketing plan of what you can do, and also post any experience you have before i choose you. thanks