For users with reduced mobility and those with limited dexterity, completing a form can be very difficult. If a user is unable to use a mouse, every function in a form must be available using the keyboard.A variety of assistive technologies are available for users with reduced mobility and those with limited dexterity, including special keyboards, speech-to-text software where the user speaks into a microphone to complete the form, or even more sophisticated technologies that can operate a computer by breath or eye movements.