After enduring a year of tough retail competition and finicky shopping habits, America¹s grocers are ready to kiss the doom and gloom goodbye, and focus instead on the silver linings that have begun to emerge, according to analysis by the Progressive Grocer team.  The 15-page report's exclusive research includes in-depth information on 2009 supermarket sales, average supermarket performance measures, shopper traffic, the importance of merchandising/marketing strategies, and competitive threats, among many other issues of importance to supermarket operators.