Or live in misery FOREVER.
Check the cell reception.
Sure, there are ways around it. You could get a wi-fi phone, or ask your carrier to install an extender. But if none of those options work, you'll be stuck in an unreachable dead zone.
Check the outlets to make sure that a) they're plentiful and b) they're modern.
Only 2 grounded outlets in the entire apartment? DEALBREAKER.