<human>:  What do I need to know before investing in stocks?
<bot>: In order to invest in stocks, you need to familiarize yourself with the stock market and its different types of investments such as stocks, bonds, mutual funds, and ETFs. Additionally, you need to understand conditions in the market, different types of stocks, how to research companies, and how to develop a diversified portfolio. You should also understand the risks associated with investing in stocks, so carefully assess your financial goals before investing and be sure to do your research.