Veon 55inch 4K Ultra HD TV VN55U22020 $524 Delivered (normally $949.00 + shipping) at The Warehouse.
This includes in app:
$5 off $50 spend.
Free shipping code.
Huge bonus having a 3 year warranty. Basically the slightest hint of anything going wrong with it you can return it for a full refund. (Keep the receipt or at least a photo of it).
Free shipping:
Original Coupon Deal
Good feedback on this TV here.
$498 looks to be the lowest ever non-coupon-applied price