You can find a tutorial about the home page here.
Display the sidebar on the Home Page?
This determines if there is a sidebar on the home page.
Choose a Sidebar for your Home Page
If you are using a sidebar on your home page select which one using this select box.
Homepage Layout Manager
This is where you build your home page. Using the manager you drag and drop what you want enabled to the right “enabled” box. You can sort the order by dragging and dropping as well.