If you're unaware of how pass-throughs work in SF, you should read this: https://news.ycombinator.com/item?id=10150827 I was incorrect about the effects of Prop 13 [0], but everything else in that comment (and the follow-up) is correct. You should also maybe read this https://news.ycombinator.com/item?id=10155708 and this https://news.ycombinator.com/item?id=10150724 and this thread: https://news.ycombinator.com/item?id=10153675 .

[0] Prop 13 means that property tax increases max out at 2% per year, rather than never increasing. Coincidentally, my rent controlled rent has increased by 2% per year for the past several years.