The Exhibition for food and beverage, restaurant equipment and pastry shops ARTOZA 2011, has been organized this year, from 26/02/2011 to 01/03/2011, with great success. The number of the visitors exceeded the 60,000, while the organizing company FORUM SA for first time, assigned to BlueNetwork the performance of Proximity Marketing. BlueNetwork installed and operated successfully a network of Bluetooth Hotspots, distributing to the mobile phones of visitors, different advertising messages of FORUM. This innovative way of sending advertising, was commented positive by the receivers of messages, which realised the enormous potentials of the network of Bluetooth Hotspots, the expansion of which is being increased month by month due to the large response.