This document discusses the potential uses of augmented reality (AR) and heads-up displays, specifically Google Glass. It begins by listing some of the best uses for Google Glass, including TV enhancement, biofeedback, face recognition, instruction, and navigation. It then provides an overview of AR, how it works by overlaying computer-generated graphics onto real-world views, and some popular current and potential uses like shopping, travel, advertising, games, training and more. It concludes by discussing considerations for using AR for marketing and examples of companies currently using AR.