For example,
successful users of interfaces often have nearby colleagues to ask for help or
require diverse documents to complete their tasks. Unexpected interruptions
are a regular part of life, and sticky notes attached to the sides of computer mon-
itors are often consulted for vital information. In short, the physical and social
environments are inextricably intertwined with use ofinformation and comput-
ing technologies. Design cannot be separated from patterns of use.