Tip to replace light socket, secret screw hidden under the bulb

Replacing a light socket is easy if you can locate the screw that secures the socket to the light housing.

Older exterior, flood or security light sockets have a screw under the bulb that allows the socket to be disassembled.
Then, cut the wires, insert the new socket and rewire the light.
The hard part is finding that confounded screw.