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They don't want bulky designs and unnecessary features getting in the way. A practical, simple user interface prevents common mistakes, speeds up daily activities and ensures new procedures start off right. Problems during implementation The design of a system's user interface is critical to software success. No matter what expectations decision-makers hold for technology, goals won't be reached if employees are uncomfortable or hampered by confusing, redundant tools.
Principles of User Interface Design. To design is much more than simply to assemble, to order, or even to edit; it is to add value and meaning, to illuminate, to simplify, to clarify, to modify, to dignify, to dramatize, to persuade, and perhaps even to amuse.. - Paul Rand.