In the latest incident, an armed gang stormed a Sylvan Grove home just after 8pm on Friday.
The state alleged the vehicle used in the alleged kidnapping of Siam Lee was bought fraudulently, while a section of the Assagay home has been connected with illegal power connections.
Two suspects, both aged 46 were arrested and charged for possession of cocaine.
In two of the three armed robberies in the last 24 hours, the suspects have used the homeowners’ vehicles to escape.
The suspects fired a shot at the property when they were fleeing the scene of the crime.
Durban North SAPS believe the suspects may be linked to other house robberies in the north Durban area.
The suspect had already scammed four people in the uMhlanga area out of R15 000.
One of the robbers stood guard while his accomplices ransacked the house.
The hiring of qualified personnel is critical, say police.
The suspects confined the family to a bedroom, tied their hands and ransacked their home.
The man was shot eight times.