unfortunately paypal is run by anti-porn losers
we're lucky they let itch get away with just banning nsfw from using paypal instead of the complete ban most sites that support paypal transactions get pressured into
there's sound cues for basically everything, and that can help you save power on cams if you pay attention to what you hear
keep the cams on foxy for the most part, slam the doors if you hear bonnie or chica coming, and slam the right door every 6th time freddy laughs
at least, that's how I've gotten through most of the game