I think that anything that can provide insight, and further information about ourselves is valuable. I think Carl Jung was a very clever, wise man -he was certainly a physician and explorer into the human condition. So yes, MBTI is a valid human metrics project. Myers Briggs offers us the means to discover our personality type-but as Jung said, we should never be too absolute about personality, it is never a static matter.
Clearly, there's a lot of demand on Amazon, and if any product is going to sell, it's going to sell well on Amazon. But the goal here is to source the right products that will easily sell at the world's largest online retailer. Generally, products between $10 and $50 sell very well here. Just be sure to do the right market research before jumping on this bandwagon.

I really don’t want to chat, receive or make calls (I have a kid and baby I don’t have no silent place to work and also because I’m not a calm person I get mad easily fast), I don’t want to go out at my home because of doing a “job”, don’t want to do survey, I don’t want to write or share my thoughts or anything like that, I don’t want sell anything either.