Importance of services industry is significantly increasing in local and international economics. During the last two decades contribution of the service industry to the Gross Domestic Product GDP has been a significantly increasing. According to Directorate for Science, Technology and Industry (STI, 2008) of the Organization for Economic Co-operation and Development (OECD), by 2008 service industry allocated in some countries more than 70 percent of GDP (e.g. Luxembourg 82%, Greece 78%, and USA 77%) (STI, 2008), see figure 1. The increase of competition in local and global markets determined the importance of service innovation as a key source supports firms' growth and development. STI OECD stated