Had they paid your previously, just failing to pay this time? In that case it will be quite easy to demonstrate what you're owed.
But yes, the other user was absolutely right: just because a contract isn't written, doesn't mean it's not a contract.
But yes, the other user was absolutely right: just because a contract isn't written, doesn't mean it's not a contract.
I suspect they're not happy with something (this happened once before I was full-time, I knocked the money off for a single task that they weren't happy with, which was something I know I'm not good at, but tried anyway). But like... you can't play those games with someone's full time salary. It's insane to think that's okay.