Your first claim is untrue - you must be the owner or their authorized representative. The good faith part only applies to your claim that the copy is unauthorized – you still have to describe the work precisely, and a responsibility to be accurate.
The law is far from ideal but a large part of the problem is the penalties for false claims are rarely enforced so there's been little corrective force against the companies which robo-spam claims. Additionally, companies like YouTube have invented additional processes which are often Kafkaesque and, since they're just arbitrary business processes, aren't subject to the normal legal process.
Here's a good intro:
https://www.copyrightalliance.org/2012/03/in-plain-english-a...
The law is far from ideal but a large part of the problem is the penalties for false claims are rarely enforced so there's been little corrective force against the companies which robo-spam claims. Additionally, companies like YouTube have invented additional processes which are often Kafkaesque and, since they're just arbitrary business processes, aren't subject to the normal legal process.