[mothered]

Yes I agree, the way I see it, it is all experience.

Absolutely - every experience builds a foundation towards social engineering In a more effective manner.

I agree with the other user as well if you can generate a receipt that cannot be checked is even better

Agreed.

If It's a remote mediocre company that's very difficult to contact, or even better, has shut shop, a fake POP will work more often than not.