With 415 area code phone numbers in short supply, at least one company is capitalizing on high demand by selling them for thousands of dollars.
San Francisco is the second-largest market in the country for ivory trinkets.
The demand for additional housing in Silicon Valley is producing results, but some are concerned over-building could create the next housing bubble.
Apple shares were down 4 percent in morning trading, putting them below the $500 mark for the first time since February.
Prices are based on demand but are still much lower than the secondary market for tickets.
Motorists in San Francisco are being introduced to demand-based parking fees ranging from 25 cents to $6 an hour, depending on how many spaces are available.
The sour economy has slowed job growth in the health sector.