This invention provides a method for highly efficient catalytic conversion of cellulosic raw materials to glycols. Profitability calculations are performed using the account, event and organization attributes accessed from the relational database management system, as well as one or more profit factors and one or more rules. The internal lumen provides a passageway for introducing an interventional device into the common carotid artery when the elongated body is positioned in the common carotid artery. The search result providing unit may provide documents associated with the personal networks as a search result of the search term.