Must be in London (yes, that rules out Hill Valley) Should be in zone 1 or 2, in the vicinity of some kind of tube station (preferably a good one) Can't be in Stockwell or Brixton Travelling to both Paddington and Brixton must be manageable Area should not resemble hell, but nor should it resemble Mothercare
Oh, and yes, this will mean the end of the Stockwell Flats project. I'm sorry. It was just their time.
* Update: We've found somewhere! It's in Kennington, which satisfies all the above criteria. Score!