The Delhi Development Authority (DDA) has launched an e-auction of 453 properties, including institutional, industrial, and residential plots. The properties are being offered in 12 categories and include reclaimed or newly identified sites. The e-auction will take place on November 7, 8, and 9, with different categories of plots available for bidding each day. Bidders are required to register and participate in the auction online through the DDA's website. The authority has also provided QR codes for easy access to relevant information about the properties.