1. Lack Of Proper Trading Education
2. No Risk Management
3. Lack Of Patience
4. Having that mindset that trading is an easy money generator.
5. They set up goals basing on others positive outcomes
6. Emotion
Lots of experience or things that you should face on first before for you to able to learn.
It will vary on each person because not all would have the same effort on learning things up.
7. Basing their decision through blind speculations in the news.
I don't really read the articles pertaining the possible price it could be in the next month or two. They're all mixed up in the headlines sometimes and you don't know what's what.
If you're gonna buy then buy. There isn't best time to buy unless it drops to $1 which is just impossible.