Blue Dart Express — horrible service waybill no :[protected] & [protected]

Address:

Kolkata, West Bengal, 700102

I don"t understand what happened to bluedart in delivering letter in our address which other couriers company are not finding any difficulties in servicing same address. The most astonishing that way bill no;[protected], [protected], [protected]. Are being delivered today why [protected] & [protected] not being delivered today why these two are being held up. My address is 100% correct and i shared the location and address proof of mahisbathan (Salt lake sec 5) to customer care executive. We sent about 4/5 emails but no action but out of 5 letter delivered 3 only, god knows why other two (To be delivered in same address) being held up