A third party may be best at popularizing new planks and new platforms.
Third party members do gain office. However, their most important function may be to educate voters.
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You can govern yourself. You can govern with others. You can learn about political planks and political platforms, how to do governance, and about political organization. It's about active citizenship, civics, a more perfect union, and we the people. It's about participation. So, the focus of these many posts is on democracy, justice, citizenship, governance, co-operation, and democracy.