(a) the year-wise details of the maintenance cost of the North and South Avenue flats during the last three years and the current year;
(b) the details of the average cost per flat incurred on maintenance during the period;
(c) whether alleged financial irregularities including showing inflated costs for maintenance have been reported and if so, the details thereof; and
(d) the action taken/proposed to be taken to check such irregularities by the officials concerned?