>>13626440>>Water Purifying tablets.I would add that you also get some way of filtering water.
Tablets are a last resort.
>>ToolsAlso, if you can, buy wood and screws/nails. Other building materials. Maybe even bricks if you can.
>>Walkie Talkies? I don't know I personally don't really care to speak to anyone if SHTFYou're going to need to learn. Lone wolf survivalists will not last long in real life. Survival is a communal affair. Get to know your neighbors and find out who you can trust. The instant SHTF, communities will come together out of necessity. Both in common defense and also to attack less defended communities to steal from them. Don't be the easy target who is alone in a cabin in the woods.