How does voting, writing mails/emails, going on a talk show, speak in a radio show, join political parties, join protest groups, write an article influence the government and public policy?

Question

Once the government realize how important your beliefs are, there may be changes.
Voting is a big influence because if one don't vote, other's vote will be worth more.

Answer 1

And what is your question?

Answer 2

I was wanted a critique on my answer. I don't think it is enough