Property Hint: String (R/W)
Description
Contains the text string that can appear when the user moves the mouse over the control.
Remarks
This property is common to all TForm controls.
Details
Use the Hint property to provide a string of help text either as a Help Hint, or as help text on a particular location such as a status bar.
A Help Hint is a box containing help text that appears for a control when the user moves the mouse pointer over the control and pauses momentarily.
To set up Help Hints