I don't know if you're for real... But if you are: you just posted a big advertisement for scammers...
Personally, i'd disregard all mails arriving at that address from now on cause everybody looking for an easy victim will be mailing you.
There is nothing more tht he is doing, he is only inviting scammers and that is just it.
Everything about bitcoin discussion should be done openly on this forum. Take time to learn about bitcoin yourself if you do jot want anyone to scam you.
Start to read about bitcoin paper online. Paper like this ones:
https://www.forbes.com/advisor/investing/cryptocurrency/what-is-bitcoin/https://www.investopedia.com/terms/b/bitcoin.asp