Top Ten Most Profitable Keywords according the Google

Insurance: $17.41 Cost per click
Hotels: $3.52 Cost per click
Film: $2.88 Cost per click
home: $3.89 Cost per click
Car: $5.09 Cost per click
Schools: $4.13 Cost per click
Acting: $2.28 Cost per click
Credit: $8.67 Cost per click
Cheap: $2.71 Cost per click
Digital: $1.70 Cost per click

Maybe these keywords will help you write more direct posts to your target demographic and advertisers. There are many resources on the web that you can use to learn more about keywords and search engine optimization.

The above list is according to Google's estimation. Advertisers spend upwards of $850,000 a day on adsense advertisements relating to the word "insurance." They spend upwards of $700,000 on the word "hotel." For "film" it is around $500,000. The rest of the words hover around $250 to $300,000.

And remember this is PER DAY. Why not get a cut of these huge amounts of money. Utilizing the right keywords is the absolute best thing you can do for the profitability of your blog--aside from writing great content.