If you bought and paid for legos and now you don't want them then you can resell them.
Yes, it is legal to resell a reborn doll. In fact it is routinely done. Once you buy the doll it is yours to do with whatever you would like. Some resell them them before they even receive them.
Yes
Yes, it is generally legal to resell products that you have purchased, as long as you are not infringing on any copyrights or trademarks, and the products are not restricted or prohibited from resale by the manufacturer or by law.
Many people purchase resell licenses in order to resell goods. A resell license will help you get a discount when you purchase items to sell.
Why would it be considered illegal to paint and resell a headset? :-)
If you have a resale license, you can. Check your state's website for information about what is required.
It wouldn't be legal if the retailer or the product said not to resell. Some products are clearly labeled as "not for resale", however they lack the label. Sometimes, the fine lines are only found in the product disclaimer on the company's website, which is a vague thing to do.
legos
I resell my car
As long as you are not planning to resell the video to the public than no, you will not get into legal trouble.
Unless some kind of marketing agreement was signed or is in effect, yes.
Well you can't resell items you buy personally. You would have to make a website, and if you wanted to sell items they would have to be of your own creation or you would have to buy from the manufacturers for resell.