The "Simple Earn" method on Binance allows users to earn interest on their cryptocurrency holdings by participating in fixed or flexible savings plans. Here's a basic overview of how to use it:

1. Log in to Binance: Access your account on the Binance app or website.

2. Navigate to "Earn": Find the "Earn" section, usually listed under "Finance" or "Earn" in the menu.

3. Choose a Product: Select between "Flexible" or "Fixed" savings. Flexible savings allow you to withdraw your funds anytime, while fixed savings lock your funds for a specific period, often offering higher interest rates.

4. Deposit Funds: Transfer the cryptocurrency you want to earn interest on into the selected product. Follow the prompts to complete the deposit.

5. Monitor Earnings: Check your earnings periodically. The interest is usually paid out daily or at the end of the investment term.

Always check the terms and conditions, including interest rates and withdrawal options, before committing your funds.