These are quality good points .The issue of scams is spreading very fast, and every day they come up with new strategies to scam people. And if you've noticed quite well, they are very convincing. As long as you don't know the person, that should tell an individual that they shouldn't engage with them.
Because these days, nothing comes for free, especially money. And when you fall for it, instantly you become a victim of scam, and that is something you can't go back from. You will only have pain and regrets.