Don’t ever use a standard display to represent a new idea (e.g. grayed always means disabled). Don’t use a control…

Your capitalization shouldn’t make users lol. Be deliberate about the capitalization in your GUI and be consistent throughout. If your…

Look and Feel are two different things and should be designed independently. The Feel has the biggest affect on the…

Tooltips that simply repeat the text that is already being displayed are useless. Tooltips should provide information about how to…

Throughout the GUI, the designers realized that what they thought might be most important is not necessarily going to be…

Having menus hidden under an icon is a great way to avoid clutter, but the icon should be in the…

Make sure text fields have a width that is appropriate for the acceptable contents (neither too wide nor too narrow).…

If it’s not blatantly obvious why something is disabled, then give the user an explanation right in the GUI. Never…

Tab controls should be obvious and not hidden inside an apparent menu bar. Drop-down menus should be distinct from the…

The default should be to use icons combined with labels, allowing users to choose either or both as they become…