Openbaronline.com is a free weekly e-mail service that provides subscribers with an insider’s listing of “open bar events or free ” events in New York, Los Angeles, San Francisco, Miami, San Diego and Chicago.  By visiting openbaronline.com event goers can sign up to receive a free weekly listing of open bar events in their area. Sign up is simple just provide minimal info., Name, Email address and Zip code.    Once signed up, subscribers will receive a weekly email containing insider information on fashion shows, restaurant openings, art shows, record release parties, gallery openings, entertainment industry functions, happy hours, magazine, independent film screenings and boutique shop events.