There are many countries where bitcoin is not accepted legally, so how do you use bitcoin in that country? Usually if you raise the level of bitcoin use in that country then you may get into legal trouble.
So how do you use your earned bitcoin in that country.
You need to contact your country local government and deceive about bitcoin. Our country don't accept bitcoin but i can sell it mny way for cash. Have many facebook page for bitcoin buy sell.
Yes, you can do the local p2p trading or use platforms like Binance P2P in order to convert your crypto to fiat. Because once you converted it to your fiat, then you can pretty much do anything with your money. Don't force yourself finding a merchant that will accept bitcoin as you are just wasting your time if you are living in a country where btc is not legal.