Market View on USDCAD

As a trader, how can you make a stable profit?

Why do many people say that those who use naked k to make orders are masters?

Seeking expert guidance, what is the difference between left-hand trading and right-hand trading?

How to accurately enter the foreign exchange point?

My usual trading system continues to fail, what should I do?

If a trading system built by myself often fails and causes losses, should I abandon this system and replace it with another one? Is there a stable and profitable trading system?