S&P Global Ratings revised its outlook to positive from negative and affirmed its 'BB-' rating on Overland Park Development Corp. (OPDC), Kan.'s 2019 improvement and refunding revenue bonds (Overland Park Convention Center Hotel). The outlook revision reflects an improvement in OPDC transient guest tax revenues. The City of Overland Park's annual appropriation of the first 6% of the 9% transient guest tax (TGT), in accordance with the TGT debt service support agreement, secures the series 2019 bonds. In the agreement, the city agrees to make available a portion of its annual TGT revenues for the payment of debt service, subject to appropriation. If TGT revenues are insufficient, the corporation has pledged the net operating revenues (NOR) of the Overland Park