There are lots of wrong ways to invest. A lot of people don't know this, and they keep making different mistakes in this aspect which would make them regret their decisions at the end of the day.
Here are some of them.
1) Investing without having a clear investment goal.
A lot of people keep investing in different things without finding out what they are investing in. Not knowing this would prevent them from knowing how far off their investment goal is and the risk they should try to avoid as time goes by.
2) Not getting the proper information about the investment.
Some people would put all their savings in different investments without getting detailed information about it.
Note that some investments can mature in weeks while others can take place in months or years. If someone has the intention of saving for a short term and ends up going an investment of long-term, there would definitely be issues.
3) Not looking in on your investments from time to time.
Change is inevitable and it would not be a good idea to invest and just keep all the paperworks and forget about it. You need to check it from time to time to know the true performance of your investments so that you would know when it is time to invest more into it or abandon it.
4) Working with a bad financial adviser.
Many investors work with bad financial investors who don't take their time to investigate thoroughly and ask a lot of questions before they ask their clients to go for it. It is not wise to just go for any financial adviser. Go for the one that is recommended.
5) Allowing emotions get in the way.
A lot of people invest all their money in different businesses just because they are emotionally bond to do it without realising the fact that there is a difference between business and pleasure.
Note that minimal emotion is what is needed before making a decision.