What is the best way to show opposition to policies you consider unjust?

If people want to show opposition to policies or laws they consider unjust, best way is: organizing protest or civil disobedience.

Protest and disobedience must be nonviolent with clear intentions and certain demands. Nonviolent protest can gather internal and international support.

The way to do this is called Civil Disobedience Martin Luther King Jr. described this as hatred and contempt for the law. It mostly involves telling the government no in subtle ways that does not involve violence resistance and peaceful demonstrations. usually it takes certain of such steps before governments can reverse certain policies that are unfavorable to her citizens.