Roy Oppenheim doesn’t just embrace social networking. “I live it and breathe it,” said Oppenheim. Having lost the bulk of his builder and developer clients in the foreclosure crisis, Oppenheim of Weston, Fla.’s Oppenheim Pilelsky last year started a blog aimed at new clients — foreclosure victims. He also created Facebook and Twitter accounts.

“Let’s put it this way: We’ve had to hire people just to respond to inquiries,” Oppenheim said. The Internet “allowed me and the firm to completely reinvent [ourselves].”