|Users may not be able to use the mouse.
||Make sure that all functions are available from the keyboard (try tabbing from link to link).
|Users may not be able to control the mouse or the keyboard well.
||Make sure that your pages are error-tolerant (e.g. ask "are you sure you want to delete this file?"), do not create small links or moving links.
|Users may be using voice-activated software.
||Voice-activated software can replicate mouse movement, but not as efficiently as it can replicate keyboard functionality, so make sure that all functions are available from the keyboard.
|Users may become fatigued when using "puff-and-sip" or similar adaptive technologies.
||Provide a method for skipping over long lists of links or other lengthy content.