How To Use Marquee Tool In Photoshop

This is a video tutorial on how to use marquee tool in photoshop.

The MARQUEE TOOL ( M ) let you select rectangles and ellipses.

The shortcut Keys are:

Shift+Drag: Constrains the marquee tool to a perfect circle of square
Alt+Drag: Starts the marquee tool from the center and expands outwards
Alt+Shift+Drag: Starts the marquee tool from the center and and then constrains it to a perfect circle or square depending on which one is selected
Shift: Allows you to add to the selection
Alt: Allows you to delete from the selection
Spacebar: Allows you to move the selection