1. Define a trading strategy (Arbitrage, Momentum, Mean Reversion, Copy Trading).
2. Implement the strategy's `analyze` method to generate trading signals based on market data.
3. Implement the `calculate_position_size` method to determine the appropriate trade size.
4. Use the `Backtester` class to simulate trading on historical data.
5. Evaluate the backtesting results, including total return, Sharpe ratio, and maximum drawdown.
6. Refine the strategy based on the backtesting results.