Smytten — Parcel opened before delivery

Hi please stop using blue dart as it is the wrostest way to receive a courier there is no proper way to contact them my parcel was to be received on 26th i was not available that day they went back dint bother to try again the other day or contact also today after 8 days I receive the parcel and that too an open one how do I know if the products and not used the perfume looks used