You can advertise your own blog or web site or any other site with your referral link in it’s registration form. GetRef is probably one of the cheapest Traffic Exchanger available on net with guaranteed hits. To do it,

Note:

1. GetRef collects 25% charges for your link display.
   
2. Just take care that your link doesn’t violate the “Rules” otherwise, your link would be disabled and you would to forego your credit investment.

Tip: This is a great resource for earning through your PTP (Paid To Promote) program. GetRef is an approved site with most of the PTP sites. You can just invest 0.1000 credits for 100 views.