It is important to know the whereabouts of a person in order to have full confidence in his/her credentials. Address verification is conducted through a field officers who visit to the mentioned address. The field officer verifies the address details, the tenure of stay, the ownership status and details of other members residing there. If in case the door is found locked, the officer goes ahead and verifies the details from people residing in the neighborhood. The cost of such a check will typically depend upon the remoteness and accessibility of the location.