What is the Callan Method? Differences from regular English conversation lessons and things to check before starting

I understood the meaning of the question, but the English just wouldn't come out.By the time I translated from Japanese to ...

Things I wish I knew before paying for English conversation lessons: AI can do this much for free, but if you use it wrong, your English won't improve

When I thought about wanting to be able to speak English, the first thing that came to mind was an English conversation ...