Project doesn't show in preview window

I am a new user. When I entered text and tried the preview window nothing showed up. I followed the steps in a utube video. HELP

Devoting some time to reading the Official Doc will get you started:

Official Videos:

Do you have the layes set to Output?

As pointed out by @ednisley, don’t dismiss reading the manuals.
Lasers can be dangerous after all. Not having a firm foundation on what the machine will do nor what any software directs the machine to do can be hazardous.

There’s a sign in several shops around that state “Don’t look at the laser with your remaining eye!”. Oh so true.

It has to be on the grid… it doesn’t read out of bounds