1.WORK FOR BTC
Working for Bitcoin is one of the easiest and most legit ways to earn it.
some ways are -: cryptogrind
bitwage
2.TRADING
In this method, the basic concept is about diversifying and investing in various cryptocurrencies when they are cheap in price and then selling them when there is a significant price spike.
SOME WAYS ARE-: binance
iq option
3.BTC LENDING
So if you are already holding Bitcoin, you can put your money to work and earn some profit on it by lending it out. There are many peer-to-peer Bitcoin lending platforms that allow you to do this while giving you a decent 12%-18% return on your investment in the form of bitcoins.
SOME WAYS ARE -: https://coinsutra.com/bitcoin-loan-networks/
4.FAUCETS
These faucets have you do menial tasks such as solving captchas, playing games, clicking on ads, or watching videos. For each task you do, you earn a little bit of Bitcoin.
SOME WAYS ARE -: bittube
freebitco.in
5.buy altcoins
so by buying alt coins which are growing you can earn money by selling them when they azre more valueable.
some ways are-: zebpay
pivot