I can say that using Super Trend lines for trading GBP/USD can be effective. The Super Trend indicator, known for its simplicity and efficiency, works well in trending markets. It helps in identifying the prevailing market trend and potential reversal points. However, remember that no single indicator guarantees success; it's crucial to combine it with other analysis tools and be aware of fundamental factors affecting GBP/USD, like economic news and geopolitical events, to enhance trading decisions. Always apply risk management strategies to safeguard your investments.