NEW YORK (Standard&Poor's) Feb. 12, 2007--Standard&Poor's Ratings Services today assigned its 'BB+' corporate credit rating to Avis Budget Group Inc., parent of Avis Budget Car Rental LLC (BB+/Stable/--). "The rating assignment follows Avis Budget Group's announcement on Friday that it will now guarantee Avis Budget Car Rental's unsecured notes," said Standard&Poor's credit analyst Betsy Snyder. "The ratings on both entities are the same since Avis Budget Car Rental is the primary operating subsidiary of Avis Budget Group." The outlook is stable. Ratings on Avis Budget Group Inc. and its primary operating subsidiary, Avis Budget Car Rental LLC, reflect the strong position of the Avis and Budget car rental brands within the North American on-airport