DO NOT CONSENT
If you have not hurt someone, damaged their property, or commited fraud in your contracts then they can only apply statutory legislation on you.
Statute; A legislative rule of society given the force of law by the consent of the governed.
Give them nothing.
"I do not consent to any searches"
"Am i free to go?"
"Am i under Arrest"
"Have you witnessed me breach the peace?"
"I am now reserving my right to not engage in conversation with any peace officer who has not witnessed me breach the peace"