It's up to the owner of the art piece.
All pieces that are for sale will have a way for interested parties to purchase directly. Art Advocates Incorporated is not involved.
The art piece will continued to be displayed
The owner of the art piece will be informed if the collection is going to be loaned to another virtual art gallery, and can opt-out at any time.
The art piece will continued to be displayed
The owner of the art piece can opt to no longer show the piece, but the piece will still be displayed in the collection when it is open to the public, and other virtual galleries as well.
None for now*
*I really hope to work with some in the future!
None officially for now*
* working on it!