a good way to invest in my opinion is to choose a coin that has good potential for a bright future and buy coins when the market price is down
If you want to invest in Bitcoin, first make sure you know all about the technology. This is very important and some people when invest in Bitcoin for the first time does not have enough knowledge about the technology and the money is just lost. This leads to pessimism in the market.
There should be no information gap. Your initial investment should not be the whole money you have. A market glimpse with the little money is important.