How to influence ppl to agree with what i say?

Question

How to influence ppl to agree with what i say?

Answer 1

If I tell you, then you must agree with me.

Answer 2

First of all, what you said must be the true or the fact.

And sincerely from your heart.

With the above, I think most ppl will agreed.

Another way is to nod your head up and down while saying it.

You will find that most ppl will nod their head too.

This is normal physiological behaviour.