•Possible to save/change
data without user knowing it is happening
–Can occur at any time, not
necessarily on pressing "Submit"
•Often very quick in processing data
–Users may expect a short
delay or page refresh when they submit data
•Possible solutions:
–1. inform the user at the top of the form
how and when their data will be save and
used
–2. provide some indicator (visible or
audible) that data was saved
–3. Allow user to explore UI and add or
edit/undo data before it is saved
•important
"forgiveness" usability - may mean still using a "Save
button"
•But the problem is more general than this
...