Creating and Viewing a Document - Adobe Illustrator CS6 on Demand - page 105

Click OK .
Work with Guides
• Show or Hide Guides. Click the View menu, point to Guides , and then click
Show Guides or Hide Guides .
• Lock Guides. Click the View menu, point to Guides , and then click Lock
Guides .
• Snap an Object to Guides. Click the View menu, and then click Snap To Point .
When you drag an object near a guide or anchor point, the object snaps to it.