Those who read Zero Hedge regularly will be aware that for us no other regional US housing market is more important than that of the San Francisco. Recall from June:

When it comes to critical housing markets in the US, none is more important than San Francisco. 

Courtesy of its location, not only does it reflect the general Fed-driven liquidity bubble which is the tide rising all housing boats across the US, but due to its proximity to both Silicon Valley and China, it also benefits from two other liquidity bubbles: that of tech, and of course, the Chinese $25 trillion financial debt monster, where since the local housing bubble has burst, local oligarchs have no choice but to dump their cash abroad.