216 ◾ Mobile Enterprise Transition and Management
user may need all the help and tool tips as she uses the mobile device or application
initially. However, later, as she grows in her expertise, this extra help will no longer
be required. Providing help when it is not required by an expert user becomes a
hindrance, which needs to be recognized by the designers and developers of mobile
devices and applications. ese laws of usability are also supported by the principles
of usability, support, structure, simplicity, visibility, reusability, feedback, and toler-
ance. Each of these principles provides a comprehensive quality angle to the mobile
application being designed and produced.
e device should also be simple enough for developers to w