They might but I have a charmed life, I always come out on top. (don't get the wrong impression here actually not trying to make any kind of impression) Just saying.
Square foot Gardening... get the book, start now, the materials will be through the roof oh, about ten days after the run on the supermarkets... you can feed a person with something like 8' x 10'.. of course the book doesn't tell you how to defend your food day and night but some stealth can stave off a lot of problems... Some Dobermans are good for that stuff, they like to let people in and then not let them out.. captivating breed, that...
I'll be taking the biggest damn bible I can find. You see, break out that puppy, people will assume you are either; A) A harmless religious fruitcake, or B)A wandering nutter of some description. So, they would never expect you to beat the crap out of them with it, and take there stuff.