NEW YORK--(BUSINESS WIRE)--Fitch Ratings has affirmed all notes issued by Panhandle-Plains Higher Education Authority, Inc. series 2011-2 at 'AAAsf'. The Rating Outlook remains Stable for all notes. KEY RATING DRIVERS High Collateral Quality: The trust collateral consists of 100% of Federal Family Education Loan Program (FFELP) loans. The credit quality of the trust collateral is high, in Fitch's opinion, based on the guarantees provided by the transaction's eligible guarantors and reinsurance