My lecture is expensive, but feel free to have a free trial. It's my hobby so I'm not making money on it. We agree on a comfortable location and we meet. It will be an (almost) entirely new approach of Mandarin study. One shall build or rebuild the foundation of your Mandarin skill, and make it easy to link with everything you hear in Mandarin. I'm not teaching you to read or speak but helping you build a system that will enhance itself.