This is from a few months ago, and acting as your own attorney is usually a bad idea 99 times out of 100. But this video of Florida Open Carry advocate Don Andre calming and patiently dismantling the police officer who violated his rights by arresting him without proper cause in the course of taking his deposition is a thing of beauty.
Again, it is generally best to leave such activities to the legal professionals. But if you are going to represent yourself, make sure that you’re as calm, and know the relevant law as thoroughly, as Mr. Andre