If calling for restaurant resevrations frequently frustrates you, then you need to click on over to OpenTable.com.  OpenTable is a restaurant reservation system that connects directly to the in-house reservations system of more than 5,000 restaurants, including some of the very best in 45 states and a handful of international destinations.  Enter your party size, date and time, and OpenTable spits back real-time availability that you can confirm with a click.  It’s great for last-minute reservations and for discovering new restaurants, but the best part is not only is it free, you actually earn points towards free dining for each reservation made.