Location. 1  The current marker at the exact Four Corners point, placed in 1992. 2  The evolution of the borders that make up Four Corners, beginning in 1850. 3  The borders that make up Four Corners, along with the year each border was officially surveyed and marked.
User experience. User experience (UX) refers to a person's emotions and attitudes about using a particular product, system or service. It includes the practical, experiential, affective, meaningful and valuable aspects of humanâcomputer interaction and product ownership.
User stories are a type of boundary object. They facilitate sensemaking and communication, that is, they help software teams organize their understanding of the system and its context. User stories are often confused with system requirements. A requirement is a formal description of need; a user story is an informal description of a feature.