It´s a bit dull for a sale purpose. You should spice it up a bit. The header graphics arent too good. The colors are quite 90´s. Use some other colors. Colorblender.com is a good site to match colors. You should use padding for the text. Try to bring your site to this millennium.
Your website looks like you've got a lot of the hard work out of the way! Content writing takes a lot of time, and helps get your site listed organically. The only thing missing from your site now are some appealing graphics. A flashy banner or two can go a long way to help increase your conversion rate, and sometimes even increase your creditability!