why 10? Integers only repeat/evolve after 0-9 and the binary code of 0 or 1. X and 0. + or -.AARguy » 25 Jan 2022, 12:30 am » wrote: ↑ I started with the TEN CATEGORIES OF MILITARY SUPPLY as a guideline. Food - canned goods, freeze dried ... Water - ind a water source and get water PURIFICATION (Katadyn systems are good to have) ... Ammunition - you can never have enough, everyone should have a rifle (I prefer 308), a shotgun (12 ga), and a sidearm (in 40S&W) ... barter items - gold, silver, chocolate, booze, etc ... hygiene items - shaving gear, haircut kit, talc, shampoo, soap, etc. ... medicine - painkiller and antibiotics if you can .... a library ("how to" manuals for raising food, medical [RANGER and SPECIAL FORCES medical manuals are available for free online] .... tools - gardening, medical, carpentry, automotive .... fuel - solar, GENERAC, natural gas, etc.