HYDERABAD: Hyderabad Metropolitan Development Authority (HMDA) in a bid to save energy is exploring the possibilities of using solar energy at its establishments. B Janardhan Reddy, Commissioner HMDA has directed the electrical wing of HMDA to explore possibilities of setting up the panel on HMDA owned buildings and submit a detailed report of it. HMDA commissioner in a meeting on 27 August directed officials to introduce the e-office system in the organization and make it a paper-free establishment. This will ensure transparency in the system and also save paper, said commissioner.