Cryptocurrency is a digital currency that operates independently of banks. To turn $5 into big profits, follow these steps:

1. **Educate Yourself**: Understand market trends and different cryptocurrencies.

2. **Choose a Platform**: Use exchanges like Coinbase or Binance.

3. **Diversify**: Invest in various cryptocurrencies to reduce risk.

4. **Use Micro-Investments**: Invest small amounts in high-value assets.

5. **Stay Informed**: Keep up with news and trends.

6. **Manage Risks**: Use stop-loss and take-profit orders.

7. **Be Patient**: Crypto is volatile; patience can lead to profits.

Always remember, only invest what you can afford to lose.