S&P Global Ratings has assigned its 'A+' rating to Greater Orlando Aviation Authority (GOAA), Fla.'s pro forma $996.59 million series 2017A (AMT) priority subordinated airport facilities revenue bonds. At the same time, S&P Global Ratings has affirmed its 'AA-' rating on GOAA's (senior-lien) airport facilities revenue bonds and 'A+' rating on GOAA's priority subordinated airport facilities revenue bonds outstanding. The outlook is stable. In our opinion, key credit strengths include the following: A large origin and destination (O&D) base (about 95% of the airport's total); An expanding service area that has a very strong tourist industry, which several major theme parks anchor; Generally favorable enplanement trends with total enplanements no lower than 17.4 million from fiscal years 2012-2016 and relatively