Bunch of heavy opinions. A few that sound concerned for others health, but then PIF

A few even sound plain greedy.
The Law was written to prevent persons from receiving unwanted product and being forced to pay Suppliers assumed Value. Scam operations. It was in no way meant to rob venders through a simple labeling mistake.
Returning at their expense is proper.
They need verification
Government Requires proof of damaged/defective product for business write of, even if they never look at the items.
I placed as $30 order from a very reputable Forum supplier. I received a package containing over $200 in merchandise, including e-liquids. I immediately contacted the vender and 2 days later my order, with a prepaid return packaging arrived.
Hopefully the person in Cali. did the same an all was sorted.
Where is this - Support your US Small business owners I keep hearing every one scream about?
If people are looking for validation to keep something not ethically gained.......sorry, I can't help. The wallet would belong to the person who lost it, not the one who found it.(ethically)