Yes, internet is not all about to browse around web sites, chating with pals, download music & so forth. there are ways through which you can earn undetermined amount of money. all you have to do is to stay up to date with new & existing internet marketing offers & negociations.

If you have a blog & want to do something which in return gives you money. for this the first & foremost thing is to rank your blog as high as possible in search engine google & others. this can be done in many ways, the most powerful tool is back links, listing your blog in high PR directories works like catalist to bust up your blog PR. so after maintaining good PR the readers of your blog gradually increases & you  enjoy the power of words you post in your blog.

For instance, there are such blogs which are earning more then enough through reviews, link exchange, assignments or adsense.  john chow,  a blogger is on of them. so as a matter of fact his blog is all  about how to make money online. another good aspect john chow blog is that he is offering to link you back  if you review his blog.