1.
"When they do not take on any kind of responsibility for their actions. No matter what situation they're in, it's always someone else's fault."
2.
"When you give someone money and they don't even think about giving it back. What does this people's mind tell you?"
3.
"When they find out about you a very personal information and use it against among other people."
4.
"When someone is a bad listener, but he'll talk a lot about himself. It sounds like a little something, but it's a pronounced lack of empathy. It's an early sign of being toxic."
5.
"When they speak to you only when they are levered, and they are never happy about the success of others."
6.
"When they often say they're people without filters. These tend to behave badly with people because "that's how they are".
7.
"Someone who manipulates people using threats like "I'm going to kill myself". The most dangerous group."
8.
"If in every sentence there is "I'm a good man" they're certainly not good people."
9.
"For me, everyone who says they will never change is not good people. They seem to me to refuse to grow and improve."
10.
"When they are rude without reason to waiters or employees of any other service."
Source: BuzzFeed