Methods to Improve English Speaking Skills

In this video, Alisha answers 6 questions. - What's the meaning of 'for good'?, I've ever heard stay for good, here for good, nothing for good but didn't clearly understand. - Do you recommend using apps to practice speaking? I was using this method and just found people from India and their accent is different of the American Accent. - My question is about Chatbot: in the beginning I was shy, very shy to chat with others people in english (I'm not anymore, thank God) and I would like to know if chatting with chatbots is a good tool to improve speaking skills when we are shy or have difficult finding a good partner to practice with. What's you opinion about this chatting method? - What future form should we use for arranging official appointments and events or the interview. For example, what sentence is correct: The interview will be held on August 9 at 10 am Moscow time, right? or The interview is on August 9 at 10 am Moscow time, right? - I always struggle with the use of In and On. for example when I am referring a quote that I read on a book should I say ... You can find it on page # ... or in page #..? Also in how to use it for locations, for instance when should I use In, on or At. - Do wild animal and wildlife have the same meaning?