Most of the people enter into a crypto field without more knowledge. So i wish to give you some good idea to earn more cryptocurrency in a passive way without any risk involvement.
Stake of coin
Staking-Holding a Proof-of-stake coin in a special wallet.
Where you will be getting 1 to 10 % in annual return so it's profitable.
Top trusted coin like Neo , PIVX ,Nebilio, Kucoin,NAV, Komodo, BridgeCoin, Decred
Its similar to staking but you need some specific amount of coins per wallet. It has more profit comparing to a stake of a coin.
If you need to start it you must just have a virtual private server (VPS) to access and use it for a whole year. Payment threshold is given in on a monthly or weekly basis
Investing in cryptocurrencies
You should have a good knowledge about the coin and growth. so you can hold it for a long time and for short time also you can invest in some kind of dividend coins like Neo , PIVX ,Nebilio, Kucoin,NAV, Komodo, BridgeCoin, Decred QTUM Lisk Ark Stratis. and There are many autobot tradings of cryptocurrency which helps you in earning crypto coins like BTC robot, Gekko, zenbot etc. Buying some good altcoin at low price and selling at a market peak.
Hard Disk Space Rental
cryptocurrencies like Storj and Siacoin offers cryptocurrency or fiat currency for leasing your free hard disk space to them
Lending of cryptocurrency
If you have faith in bitcoin you believe Bitcoin and cryptocurrencies as a good future you can try for this.
Bitbond and bondora capital is a leading peer-to-peer lending where you engage in peer-to-peer lending without needing a bank account.
Mining of coins
Nowadays mining does not have more good profits but if you are clever mine and invest in other coin change it into good asserts each and every day it can bring you a huge amount in the future.
Mining hardware and Some online cloud mining.
You can create good content in DTUBE and Steemit you can earn more crypto coin with help of that.
Airdrops and Ico
Most of the people see it a scam with that also most of the people invest and earn in dollars for a long time due to laziness people never try to search which is best among it. If you invest in that kind of things you will earn 20 to 30 percent profit so soon
Create your own faucet
Till now most of the people claim faucets so with the help of ad network and short URL you can make more money from the investment would be around 20 - 30 dollars but you can earn more than 100 to 200 dollar simply from them.
Most of them don't want to invest money but they need to earn more money you can try gambling, faucets etc