Being a day trader requires not only a deep understanding of market mechanics, but also a disciplined and steady mindset.

The key element of day trading is that traders buy and sell securities within a single trading day. It can be both exciting and stressful, depending on a trader's skill level and experience.

Strategy is paramount in the realm of day trading. Without solid tactical plans, traders are more day trading likely to make hasty decisions that can yield substantial losses.

Traders have a variety of strategies to choose from- scalping, swing trading, and arbitrage are a few examples. The choice of strategies largely depends on the traders' objectives, trading style, and risk tolerance.

A successful day trader needs to be informed and always keep an eye on market indicators and news that might impact their trades.

Understanding the psychology of trading is also key to overcoming the emotional challenges that can come with the volatility of day trading.

Summing up, day trading can yield significant financial advantages if underpinned by a robust strategy and strict discipline. But, it's not meant for everyone- it demands commitment to perpetual learning and managing financial risks.