Putting its mega retail plans on full throttle, Mukesh Ambani-promoted Reliance Retail has spent close to Rs 1,000 crore in two days acquiring commercial properties in the national capital.According to sources, Reliance Retail today acquired a property at Vikaspuri in West Delhi valued at around Rs 280 crore. Yesterday, it had acquired seven properties valued at around Rs 700 crore. Of these, six were at Dwarka near the Indira Gandhi International Airport and one at Rohini in west Delhi."The overall space size of the acquisition is over five lakh square feet," the sources said, adding the company would be taking part in another bid tomorrow for two properties at Vasant Kunj in south Delhi.The two properties at Vasant Kunj are together expected to be valued around Rs 25 crore, the sources added. When contacted, Reliance officials declined to comment.The properties acquired by Reliance Retail were a part of auctions by the Delhi Development Authority, through which it collected about Rs 900 crore.Mukesh Ambani had last year unveiled mega plans for expansion in the retail space entailing an investment of Rs 25,000 crore in the next few years.