Virtual bidding provides a mechanism for financial players to participate in wholesale day-ahead (DA) electricity markets. The price difference between DA and real-time (RT) markets creates financial arbitrage opportunities for financial players. Physical market participants (MP). referred to as participants with physical assets in this paper. https://www.roneverhart.com/Castello-di-Amorosa-Il-Barone-Napa-Valley-Cabernet-Sauvignon-2007/