Designing for “Raressential” Functions: Usage Patterns and UI Guidelines for Infrequent but Essential Tasks

As the number of functions offered by IT devices and services has grown with technological advances, designers have increasingly incorporated factors such as usage frequency and importance into the design of the user interface (UI). In this process, rarely used functions were pushed to the remote corners of the interface; some of these include infrequent but essential functions (“raressential” functions) that can significantly affect the user...