In some cases you may want to have a different border area or areas on a particular page or group of pages from the rest of your pages. To do this, just click one of the add buttons as shown below for a new right area. A common usage for this are sites that display different links, bullet points or images along the right to go along with the content of that page.
Next you will want to assign that new area to your page or pages as shown below:
When a border area is no longer needed, you may prune it as shown below. Note: The system will not allow you to delete the stock border areas, only the additionally created ones.