When disaster or mayham strikes, home isn’t the only option.

In a large building, you can count on a security force that will probably be smart enough to lock the doors and take some action to prevent access to the building by a crowd. If you think the building is being overrun by rioters, pull the fire alarm. This will result in all the elevators being recalled to the lobby and they won’t run again until they are reset.

On your floor or in your suite, bar the door, check your personal weapon and, if there are enough people present, assign some people to stand guard. If you are alone on the floor, or there are invaders in the building, look for a good hiding place.

Shopping centers, fast food restaurants and other public buildings also may offer some protection when disasters strikes, but they could be targets for looting, so you will want to avoid them. In a severe survival situation, you need to look out for your immediate family. So if you’re trying to get out of the city in an emergency and your car breaks down, who’s going to blame you for breaking into that empty house and seeking shelter? In a life-or-death situation, property crimes will be the least of your worries.

No matter how much you wish to stay at home, there are times when evacuation is the only choice. These include an asteroid, tsunami, nuclear or biological event as well as any impending disaster that is likely to destroy your home. So, if the survival situations you outlined in the previous section show several emergency situations requiring evacuation, you’ll need to put together a plan: