Electrical Test In Hawaii How Do I Test Electrical Continuity Of Two Wall Outlets With The Power ON?

How do i test electrical continuity of two wall outlets with the power ON? - electrical test in hawaii

My job requires that I go into many garages and use sockets. I need to know how to test continuity awarded quickly between shots, as a blow fuses, annoying customers, the work boots when walking into the house to find the cabinet (if the customer is always at home).