Dogs, best friend of Humans, are known globally for their faithfulness, intelligence, ferocity, Obedience and sniffing ability. Dogs have been an integral part of the army, police forces and law enforcement agencies. Be it detection of explosives, narcotic, tracking or search and rescue, they have always been handy. They also play an active role in curbing and detecting crimes, dealing with risk arising from natural calamities like earthquake, land slide, avalanche and collapsed buildings. Dogs have been the first choice of all the police forces due to certain extra ordinary qualities they possess. In sniffing ability of a dog is approx. 100 times superior to human. Dogs could be used for missing persons and for patrolling explosives and narcotic detection and VIP and VVIP security.