You zone in on what appears to be the one. Moments later, the demons start coming out. Panic begins to set in. You try everything to exit the same trade that a few minutes earlier seemed like a sure thing. Almost all day traders will fail.
Day trading is unlike swing trading or core trading or any other type of trading for that matter.
You can't use the same tools and tactics for day trading. That's the mark of a true professional. The most critical part of any trade is the entry. A bad entry can cause a great trade to go south. And if you don't have this information before you enter a trade, you're in for a very rough time.