If you’ve ever considered sales, marketing, or public relations for technology, you’re already familiar with San Francisco. Notoriously popular for high tech, biotechnology, and medical research, the Bay Area also lies at the heart of Internet start-up culture, social media, and life science innovation. Big names include Apple, Facebook, Google, and Twitter, and in this leading global city, the list only keeps growing. The lifestyle is a major perk, too — the San Francisco area is popular with tourists and locals alike.