WHAT DOES MILITARY SURPLUS GUNS MEAN?

There is certainly also a scant trickle of M1 Carbines, M1917 Enfields and at the time in an excellent though a 1903, but all are becoming scarce and desirable.I'm a relative neophyte when it comes to particular weapons acquisition. In which are the most effective locations to receive police trade in arms? I've experienced very good luck with Inten