To create templates is a bit hard but when you done you can really get much money!!!
Many companies need to advertise themselves and Facebook Fan Pages are on phenomenal place to do it. You can either play with the Facebook Fan Page instructions, or you can grab on http://e1kad.com/r/wp-fan-page-pro to make your job easier.
Some steps you take for you to make money from Facebook Fan Pages are:
First create a Fan Page for a business in your area then email them to show what you’ve created. Let them know they can buy it if interested, flip the site and done.
You can make a lot of money if you do that correctly and you can reasonably expect 200$-500$ per site, and you may also want to charge a monthly fee.