If you are a windows use,you probably appreciate and rely on ToolTips,those small labels that pop up when you pause your pointer over a toolbar button or control.You can easily add ToolTips to your projects by setting the ToolTip Text property of any control that you want to display a ToolTip.
To define a ToolTip for a command button, add a new command button to a form .Change the button’s Caption property to Exit and set its ToolTipText Property to “Close and Exit the program “.Now run the project , point to the Exit button , and pause ; the ToolTip will appear.