If you want people to visit your site on a regular basis, you must make it "sticky". One way to do that is have fresh content.
Regularly updating information can be time consuming. Time you may not have. One way to add fresh content is through a free resource called Fresh Content.
With a simple Java Script that you add to you page, you can be off and running with fresh content that is updated on a regular basis.
Take a look to see if this is something that would benefit you.
The Street Smarts Speaker and Author
Women's achievement speaker