I don’t think this is a very good idea. Perhaps there could be instead be a “rusting” mechanic of protectors. After a year and a half of inactivity, the protector will turn into a broken protector. This counts towards the player, so all the protectors they ever placed will be broken after a year and a half of inactivity. This way, we can keep lively Times Square and also not have broken and abandoned pieces of land.
That’s because their mail is so backed up from people like you, that it takes a few days to get to it. Seriously, don’t be that whiny guy everyone hates. Leave your phone on all night and you’ll be good.