Moving averages, Fibonacci retracement, candlestick patterns. These are just to name a few. But what should you choose? Every trader has their favorite indicator. But don't get overwhelmed using too much. Start with something that makes sense to you, and keep with it. In time, you will see more and more.
Fundamentals take into account such things as supply and demand. How much of a role does Economics play? What is a COT report? How could a strong dollar impact the global market?
The market is global. As you read news and reports, think about the effects various things could have on a global scale. Try to anticipate how you could capitalize on your insight.
Keep up with political decisions. There may be changes to legislation that can influence the Market, sometimes in large ways. It is all about painting that big picture as you work on your own strategy.