Tell me why as a Cruz supporter who is now on the fence why I should trust him when he is enabling Obama? You cannot, because Cruz has not explained his position to those of us who want clear concise explanations.
Ted is not enabling Obama.
Ted IS enabling Congress to have the final approval on a trade agreement.
Before TPA, the President is empowered by the US Constitution to negotiate treaties and agreement with foreign governments (Article II, Section II).
Before TPA, all the President needed to do is tell Congress what he had agreed to and get their advice and consent.