When the authority force you to do something by the force, with aggressions.

By the money, you can basically buy everything to have a huge amount of power.

Basically the cleanest because it's when the government based on the law makes you do things, but it's inside the law.

It's not in the control of the government, instead its on us, like we can decide based on social norms what's okey to have a better society.

This kind of power is to create ideas and introduce them into the society minds to start creating more more things to become a better society. With this you have the power to make people change their mind.

When a huge amount of people agree to express what they want, and since they are a huge amount of people it becomes in power.