Welcome Preppers and Survivalists,
"Bill Nye's History of the United States"
Folks, I believe, it is a poor idea to stock items to barter with other families.
First, it sets you up as a target because your family has 'valuable' stuff.
Second, it takes away from your family's preps when you buy stuff for other folks.
Third, you probably won't listen to me, so ...
Survivors' Fortress - Best Bartering Items When Disasters Strike
I know a financial event is on the horizon. When it is going to happen, I don't know.
You are on your own when it comes to advice about money, from me.
With that said, here are a few ideas for you and your family.
Survivors' Fortress - How to Survive the Pre-Currency Collapse World