In today's world you have to be nearly 100% self-sufficient. Therein lies the problem. In our financialized world and with our technologically complicated systems and way of life, there is no room for...
@nprofile1q... it is still possible. You must build a trusted network. It is the same across culture and time. You don't go to a random doctor and hope for the best. You get a referral from a trusted contact. Over time with vetting and relationship management, you will be able to solve most problems and even help others. Be extremely selective and cautious. People change, continue to vet them forever. Make the barrier to entry high. Be that high trust partner for others. The last part is key.