In 2012, the voters of San Francisco passed Proposition C, a consensus measure that created a $1.2 billion set-aside for affordable housing while also reducing the on-site inclusionary housing requirement, which obliges developers of market-rate housing to build some affordable units on the same site. Now some city leaders are revisiting whether the measure asked enough from developers.

2015 has been a significant year for SPUR. We officially became a regional organization, with offices in San Francisco, San Jose and Oakland. By helping to coordinate policy and planning work across the region, we can make much greater progress on our goals. But we can't do it without your help. We hope you'll consider making a contribution to SPUR at this year end.

The BART Silicon Valley extension is the largest transportation investment the South Bay will make for decades. Phase I of the extension is under construction and scheduled to start service in the fall of 2017. Now the Santa Clara VTA and many others must answer the question: Where will the money for Phase II come from?

The November 2 election was an encouraging sign that San Franciscans are aligned behind one of the key solutions to our affordability crisis: build more housing.