I HAD SENT A CHEQUE FOR RS. 15000/= ON 1.7.2012 TOWARDS THE MAINTENANCE CHARGES FOR MY FLAT NO.C-32 FOR THE PERIOD JULY,2012 TO 31.12.2012 WITH A SELF ADDRESSED STAMPED ENVELOPE AND REQUESTED YOU TO SEND ME YOUR OFFICIAL RECEIPT. I AM STILL AWAITING YOUR OFFICIAL RECEIPT. PLEASE EXPEDITE. THANKS