After the heavy equipment rolls off scene, having installed your underground bunker and the earthen embankments and moats surrounding your property, start flying Gadsden flags all over the place, set up all your literature on a table, put up an ad in Craigs List saying MASSIVE GARAGE SALE FREE BARBEQUE, throw a mess of burgers on the grill, blare an Alex Jones' scariest moments compilation on continuous loop and greet everyone in your turnout gear with at least 3 rifles clattering all over your back, a sword, a truncheon and a Chihuahua.
Whoever sticks around longer than 60 seconds is iffy. Whoever leaves in an hour is so-so. Whoever is around the next morning is definitely OK.
Hidden Harvest: Long Term Food Storage Techniques For Rich And Poor is a great ebook for beginners and advanced food storers of all budgets or no budget at all.