How can i earn money by advertising adds on my blog? -

Hi iam a engineering student wonna earn pocket money by advertising adds on my blog.Please tell me the adds providing companies,referrels providing companies and tell me if u know anything about this companies i want a list of companies websites.Anyone please give me ........________Go to www.payperpost.com They have a few rules as to how many posts you have to have to start, but it looks like a great deal (I haven t been able to do it because I haven t had my blog long enough) Anyway, I hope it helps!________Google adsense is the old stand by for most people. Easy to sign up and use.