Facebook is continually planning to expand, but the company’s latest addition will cost it a little extra. The social network is planning to build a second building in Menlo Park, Calif. — a 22-acre West Campus that would employ more than 2,000 people. The city of Menlo Park told Facebook that it would require an agreement similar to the one in place when the company originally set roots in the Bay Area town. For the East Campus, the social network agreed to pay the city roughly $14.5 million over the next 14 years.
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