I dont see how that would leave any question about why it would be a neutral. Considering he hasn't replied yet though, try to work something out but in the end if you aren't satisfied with how the transaction has gone you're free to leave a neutral.
Ofc they do right now, their servers are on fire so they had to disable some functionality, they'll prioritize fixing their game before banning cheaters :p
$700 for a phone is too much no matter what the fuck it can do. I can't see myself ever spending more than 400-500 on a brand new phone, and that's my absolute maximum. I'd rather spend less.