Basic knowledge is very important for you to invest in Bitcoin. It is commendable that you have already expressed interest in acquiring that basic knowledge. You have already been given some links from where you can gain some knowledge about Bitcoin.

I will only recommend you a thread created by me on basic knowledge of investment. If you search that thread in detail, I hope you will learn a lot about investment. Read the thread and search for the investment strategies and backup funds mentioned there. It is important to know when and how to use them.

Link- https://bitcointalk.org/index.php?topic=5528051.msg65003143#msg65003143

You can even read your own thread to protect yourself from the risks of crypto, where many important tips are given.

Link- https://bitcointalk.org/index.php?topic=5545189.msg65430809#msg65430809