Control - Creates a source to input a single point of data (ie. dropdown, text box)
Control Line - Controls are organized in lines. You can have up to 3 controls on one line by adjusting the overall width.
Section - A group of related controls (ie. payment section)
Form - The completed group of sections to make up your form
Template - A form that you have created, who's sections will serve as a the basis of your donation pages.