This is all a scam for you to give him money. He makes nothing from trading. Don't be fooled by this nonsense.
He literally doesn't know what he's doing. He has admitted it in his YouTube videos. He's conning.
Best way to learn is look at all methods on here, for free, and not buy a losers picks. Which are most likely coins in the top 20 on coinmarketcap.com.
You have your 7, then you have your 21 (7+7+7), then your 77, then your 343 (7*7*7). BAM! BOOM! KAPLOW! lol. What nonsense.