Most Expensive Keywords

Most Expensive Keywords After tackling the most popular keywords for yesterday, I now would like to share with you some of the most expensive keywords that the world of the Internet has known. So if you are just thinking of building a site, you can try taking a look at these keywords and see if these could give you an idea on what kind of site you would like to have and what keywords you would be working on. Here are the top 20 most expensive keywords: 1. conference calling companies 2. purc