1. Go to flippa.com
2. click "buy websites"
3. scroll down, to the left under "site specific" type 3000-9,999,999 million visitors per month
4. flippa will show you sites that get a ton of traffic, then just choose one that is in a niche that you would like to promote
5. click a site and then scroll down and to the lower right you will see "attachments" click on the one that says "verified google analytics pdf"
6. open the pdf and scroll down to "keywords"
7. go to google.com and type in the first keyword. If the competition is low, you can get really cheap clicks for this high traffic keyword. If there is no competition, you can get $0.01 clicks in google!
8. repeat for each keyword. It's rare to find no competition, but these are pure gold.
9. Once you find a keyword that you want to promote, create a campaign promoting a product as close to relevence as the keyword you can get.
10. You can actually create a whole business doing this one thing, finding gold and getting extremely cheap clicks on google!