The thing is this types of thing no one would teach you in personal. If someone got a skill or method to surpass his winning rate he will surely use that to maximize his winning rate. By spoiler it he is making his own enemy.
School aren't teaching these things also. We always fear gambling , since no one teaches us how to play we face a mountain of losses Before gaining.
Start learning by without money off possible. After that off you're confident enough to play then make it professional. But remember don't go for all in. It's natural you will lose control you feed. Most of time people can't control their greed that's why everyone tells you to stay away from gambling.