NoWait has raised $2 million in a first round of funding, to become the OpenTable for restaurants that don’t take reservations. The round was led by Birchmere Ventures, with Sand Hill Angels and other investors also participating. The Pittsburgh company, which helps would-be diners find out wait times in advance and get text messages when a table is ready, claims to have seated more than four million patrons in the U.S., Canada and Puerto Rico.

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