You can't have prices rise at sharp double-digit rates indefinitely, because you're going to create an affordability problem.

This type of restrictions are not common in town houses or single-family developments.

There's no data on that. Personally, I don't think that it would negatively impact sales.

It is calming down. The bottom line is we're transitioning into a much more balanced market between buyers and sellers. It's been a seller's market.