Never take elevators to escape fire. If you leave the building, leave as quickly and safely as possible. Never go back in for any reason whatsoever. Never return for personal possessions - no possessions are worth your life. If you are able, remember to crawl low while you exit and keep your head down.
Hot gases rise.
The cleanest, coolest air is near the floor. Keep doors closed A closed door will help slow the spread of deadly fire, smoke and heat. Ensure that your smoke alarm is working and that you can hear it or that you have an emergency light to alert you. If you hear the smoke alarm, smell smoke or suspect fire, feel the door. If the door feels cool, open it just a crack to check for smoke.