Watch them. It's worth it. -https://www.youtube.com/watch?v=aRiyQZQyVPc -https://www.youtube.com/watch?v=KxskTkpBe7M -https://www.youtube.com/watch?v=QwYIWlAK9e8 -https://www.youtube.com/watch?v=T8DSFysp3E4&list=PLFmFcgOHwQdqeCtsH5MZsGbp7mQyXWppt&index=43 -https://www.youtube.com/watch?v=nP6mF2JRl8g&list=PLFmFcgOHwQdqeCtsH5MZsGbp7mQyXWppt&index=69 -https://www.youtube.com/watch?v=nP6mF2JRl8g&list=PLFmFcgOHwQdqeCtsH5MZsGbp7mQyXWppt&index=69 -https://www.youtube.com/watch?v=c-9-NLyO5SI&list=PLFmFcgOHwQdqeCtsH5MZsGbp7mQyXWppt&index=77 -https://www.youtube.com/watch?v=RhVpgaKj5XQ&list=PLFmFcgOHwQdqeCtsH5MZsGbp7mQyXWppt&index=82