Yelp’s old-is-new San Francisco headquarters

http://www.marketwatch.com/story/yelps-new-offices-are-something-to-shout-about-2013-11-29

Nov. 29, 2013, 9:38 a.m. EST

Yelp’s old-is-new San Francisco headquarters
Commentary: Historic high-rise was once home to Baby Bell PT&T

By Therese Poletti, MarketWatch

SAN FRANCISCO (MarketWatch) — Word in the bubbly start-up community is that Silicon Valley has effectively moved to San Francisco, and Yelp Inc. is the latest example.

After a recent visit to the new headquarters of Yelp, it’s easy to understand why so many tech-sector employees and employers prefer to be based here instead of in the blander valley to the south — even as San Francisco rents soar and observers bemoan a new dot-com bubble.