Morse Code Alphabet - 3 Tricks for Learning It Quickly — When prepping for a survival situation, many people think of battery operated radios as being a safe option for communication. This could be the case, but in the event that you need to communicate covertly, you need a more secure system.
Survival Skills: How To Survive In The Wilderness With Only Rope And Knife: (Survival Gear, Survivalist, Survival Tips, Preppers Survival Guide, Home Defense) ... hunting, fishing, prepping and foraging) by [Gerald, Hunter]
Make your own paracord survival bracelet. Customize it to your needs and save yourself some money. The pre-made loaded bracelets typically cost about $60, but you can buy the supplies to make about 10 or more for the same price. Update: I've swapped the regular whistle buckle to a whistle buckle with a hidden handcuff key, added reflective tape to both sides of the female end of the buckle, and added a 2" saw blade inside the bracelet. by bleu.