as with anything it requires practice and commitment things like eye contact posture and really listening to the people you are speaking with is critically important when engaging with others something simple as being able to remember their name and something unique about them and use it again later goes far in making people like you.
in the political sense if talking with normies try not to go to heavy with the theory stuff talk about it in the basest of terms and speak primarily about the benefits that they would have with such a system
I discovered a year ago that the appaerance is absolutely important to the people, their sayings of "don't trust in the appaerance" and such are a lie.
I have rasurate and care for my skin to not have any acne, cut my hair to a young Stalin level aprox., correct my posture when I am with others, buy a couple of new -seminew- clothes (good sweater, serious shirt, overcoat, good pants…
And people will treat you with more much respect and seriously. Of you can look to your watch instead the phone the better, and when sounds, ask the other if you can take it to look who is it and switch it off.