The phrase "early marriage" is a very vague term and can be interpreted in many different ways. It's important to establish what you mean by early marriage before you go any further.
There are many mistakes that people make when they are going for an early marriage, but the most common one is not being on the same page. You should be clear about your expectations of the other person before you get married and make sure that they are on the same page as you.
Some people might think that early marriage is the best decision for them. But there are some mistakes that people do when they are going for an early marriage.
It is not a good idea to marry someone before you are ready. You should get to know the person well, before you take the decision.
Some people get married early because they want to be in a relationship and don't want to wait any longer. This can be dangerous because they might not be ready for the commitment of marriage and it could turn out badly for them.