Raymond from The Old New Thing has written a great article to remind us that " The Default Answer to Every Dialog Box is 'Cancel' ." He includes many examples, but what it boils down to is that average users are frequently intimidated by dialog boxes, and if given the choice, will avoid them. The solution is to clarify your messages as much as possible. For instance, in a dialog box asking if the user wants to save their document, Microsoft will present two buttons, labelled "Yes"... Read More...