Teach me Linkedin Marketing

Hello There, No Time pass please. I would like to learn linked in marketing from real expert. Building Connection, Pitch Copy, Converting Leads. I know the targeting I would like to build connection fast in my Industry. My industry is basically Rehab, Automobile Accident, Legal practices. I would like to learn how to land on 70-80% of my targeted audience on LInkedin. I know some basic linked in functions. This project will be real quick. Maybe a call on Skype or Zoom. Tell me something that I don't know in your proposal. Thank you, Arafat.