Full Page replaces the Signboard as the premium position. There's no other text or graphics on the page.
Dimensions for building the ad are 800 pixels vertical X 1200 pixels horizontal; resolution is 72 ppi. The ad resizes for all digital display devices, from 24"+ desktop monitors to the iPhone 5S. (Smartphones will show ads in full width regardless of orientation; portrait mode on smartphones will center ads vertically.)
All of the ad surface is live for linking to a URL or another page in this publication. Give it a try to advance to the next ad size.