@Kengy - Welcome to BHW. If you are ready to learn, then you are at the right place. No matter how much you think you know about IM, there is so much that you do not know. Unless you are jobless, you can not read everything on BHW. Find a topic of interest and learn the topic up and down.
When you find something useful, press the thanks button and give the member Thanks for taking their time to share. As you learn, share with others.
Again, welcome!