Even if you are not a 'prepper', per se,
you should acquaint yourselves to the quotes of Sun Tzu in "The Art of War"
These principles are applicable to life, finance, investment, business, as well as adversity.
Sun Tzu (book at Amazon)
https://www.amazon.com/Only-Award-Winning-English-Translation-Tzus/dp/1929194900/ref=pd_sbs_14_3/136-6228886-8965112?_encoding=UTF8&pd_rd_i=1929194900&pd_rd_r=75c4c5e2-5a34-4b4e-917c-519204adda33&pd_rd_w=1EELP&pd_rd_wg=wWzBK&pf_rd_p=bdd201df-734f-454e-883c-73b0d8ccd4c3&pf_rd_r=2VF9HHQNXG5H13ARXZF5&psc=1&refRID=2VF9HHQNXG5H13ARXZF5
Sun Tzu (abridged video/ audio book)( 1 hour, 27 minutes )
https://www.youtube.com/watch?v=31j43R77tO
“Video unavailable”
Link ‘is not found’
Best thing todo, IMO, is to acquaint oneself with skills to survive, like fixing things, gardening, sewing, preverving food you grow, and to have an adequate supply of food on hand.
Pay ogg debt as you can and move somewhere where you can be self-sufficient.
Cities are not going to cut it.
Sun Tzu online:
The Art of War by Sun Tzu, the most important and most famous military treatise in Asia for the last two thousand years, with side-by-side translation and commentary, cross references, and PDF and text downloads of the full book.