As many as 11 complaints related to billing, low water pressure, water leakages and uneven manhole covers from areas like Gowlipura, Karmanghat, Pragathi Nagar, Nagamayyakunta, Borabanda, Chikkadpally and Dilsukhnagar etc. were received during the ‘Dial ur MD’, HMWSSB programme held at board office, Khairatabad here on Saturday. The HMWS&SB managing director J Syamala Rao assured to redress the complaints.