You will be in touch with the coach you have chosen via chat in your personal area. During first conversation you and your trainer will decide which way is better for you to improve your League of Legends play level. It can be duo games, analyzing replays of your previous games together or him watching you playing. Still, decisions upon the teaching method is up to the coach and amout of hours you have.
Choose the trainer you like and click “Coach Me” button. You will be redirected to his profile page where you can find some more detailed information and a coaching block that can be used to place an order.
Yes, you can get at least 5 hours with BP, however overall amount of coach hours can’t exceed 10 at once.