Systems, methods and techniques for automatically recognizing two or 3-dimensional real world objects with an augmented reality display device (smartphone or glasses etc.), and augmenting or enhancing the display of such real world objects by superimposing virtual images such as a still or video advertisement, an opportunity to buy, a story or other virtual image presentation. In non-limiting embodiments, the real world object includes visible features including visible security features and a recognition process takes the visible security features into account when recognizing the object and/or displaying superimposed virtual images.