As much as it sucks, the only way to improve social skills is to go out there and learn. This is coming from somebody who has been burned and betrayed so many times.
I just get the impression some of us (I’ll throw myself into the equation I do this too) we’re so down on ourselves that we keep looking for answers or resolution on Reddit. And the amount of conflicting answers certainly gave me a headache this morning. 99% of the time there is no one size fit all solution.