Hosting services are linux and include many types of web applications such as guest books, databases, chats and forums. Much care is taken to make sure that you are comfortable with your site. Most of the hosting here is for clients who also buy sites.
The advantage of having a hosting service that can also help you manage your content is the difference between customer "no service" and complete customer service. Even sites hosted elsewhere can benefit from monthly maintenance.
Fast and easy changes can be done with a quick email to Christina, or more involved adjustments will be easier with this simple form.