It has 3 layout options: with big banner, a small banner or without banner. In page options you can choose the appropiate template for you content.
In order to change the text on top of your banner, go to sidebar component and edit the content.
Extract archive and upload theme directory content to your getsimple's /theme directory and enable it in GS administration panel.
Extract archive and upload plugin directory content to your getsimple's /plugins directory and enable it in GS administration panel.