Have been at this “ game” of prepping for many, many years. There are or were a few excellent publications regarding practical prepping, “ The Mother Earth News” is one and “ Foxfire” books another.
Having cash on hand is a must, many in the know say nothing over 20 bills. Many place will not accept $100 bills or $50 bills nowadays so imagine what will happen if there is a “ crash”. Vacuum sealing cash is easy and protects from mostiure. Sealing $1000 to $3000 at a time in $5,$10 and $20 is easy.
Ready to fix food of normal types is the best. Mountain House has been around a long time. Freeze dried is the best type as it last over 20 years. Might be expensive now but individual meals are sold in bags at wally world, Academy Sports, Sportsmans Warehouse and many other places. Buy a few every payday. Many so called survival foods consists of food most of us laugh at, so buy real food.
Medical supplies will always be Very Valuable. Bandages of all types and sizes are a Must. Splints and inflatable casts are also good to have. Many over the counter cremes, lotions and 91% alcohol and hydrogen peroxide are a must. Remember to store Expiable items so they can be replaced easily. Regardless of what is printed on prescription Meds regarding expiration date is a joke. Many last well after these dates. (Pays to have a Md in the extended family.)Cold hard truth is many, many of us will pass due to lack of prescription Meds. There are many lists of over the counter items to stock up on.
Practical emergency electrical power will be a MUST. Honda and several others mfg. quiet generators in many voltages. Gas storage is the next challenge but there are many excellent fuel preservatives, check wally world and auto parts stores. Diesel will be the best if one can find practitcal ones as diesel fuel lasts much longer than gas. Radios of several different types so many freqs. can be listened to, including CB. All electrical equipment should be stored in an EMP proof closure, period. Army type field phones will be very valuable as one just needs a couple D batteries and the phone wire. These can be found on fleabay or military shows, Army Navy stores. Rechargeable batteries of all sizes are a Must. Make sure to keep a check on expiration dates on regular batteries. Depending on location heating may be needed so wood burning stove(s) are a must. Buying the right wood stove is very important as some you can cook on. Kerosene heaters are another item to have with many extra mantles.
Guns and Ammo, think we should know about this but must be Very Careful trading either in a SHTF situation. Pretty sure there are many articles in magazines regarding this. Most say 22 RF will be the best trading items. A 22 will take care of many situations.