There are many survival items that you should buy repeatedly--the kind of things that get used a lot or make great barter items.
Long shelf life
Need a fast, easy way to teach and remember important Urban Survival Concepts?…
If you live in the city, these urban survival skills could literally save your life during the next major disaster.
Fitness is not something most people consider when preparing for TEOTWAWKI, but they should. If there's a disaster, you need to be in shape.
B.O.S.S. Survival Kit Review - Fire B.O.S.S. & Fishing and Hunting B.O.S.S.- Bug Out Survival Supplement Kits by Stanford Outdoor Supply - Preppers Survive
USN Phonetic Alphabet Prepper Basics: Morse Code and the Phonetic Alphabet
If the SHTF, antibiotics will be scarce, which means many people could die from minor infections. Learn to make your own antibiotics. via @urbanalan
Bug Out Bag Checklist - Survival Tips