Sign Biz is different than franchise in that they don't charge franchise fee on you sales other than the initial set-up. Sort like a "Association". It is(was) headed by Teresa Young, the president of ISA.
The model dated back to 1985 by Banacom Instant Signs, which marketed a system with a PC , Epson dotmatrix printer producing 14" fanfold paper banner and a hot laminator.
That was the good old days!