The most important ways to earn with cryptocurrencies summarized:

1. Buy and hold (HODLing): Buy strong coins and hold them until their value increases.

2. Trading: Buy and sell coins to profit from price fluctuations.

3. Staking: Earn additional coins in exchange for holding your coins in a wallet or platform.

4. Lending: Lend your cryptocurrencies in exchange for interest.

5. Yield farming and liquidity (DeFi): Provide liquidity to DeFi projects and earn profits.

6. Airdrops: Receive free coins in exchange for participating or signing up.

7. Investment in initial offerings (ICO/IDO): Buy coins before they are listed on the market at a low price.

8. Futures contracts and leverage: High-risk trading to profit from price increases or decreases.