they raffle their artwork
yes
Yes, it did.
It depends on what media the artwork is. For two dimensional and digital pieces (and maybe three dimensional, I'm not 100% sure), there is a website called deviantART where you can sell your artwork as posters. You can also auction your artwork on eBay if you request a reasonable price.
yeayea
I believe you can sell it if you are the beneficiary, or if you inherited the vehicle.
The executor of the estate is able to sell assets of the estate.
That is their responsibility.
Only if the will of the deceased asked for this to be done.
Yes, her paintings were sought after.
An action like that must be handled by the estate. If the deceased has left a will and named an executor, the executor must handle the disposal of any property. If no will was left, the courts will determine what happens to the property.
In NYC, you are allowed to sell artwork and literature without obtaining a vendor's license.