26-1183: A resolution approving a proposed Amendatory Agreement between the City and County of Denver and United Airlines, Inc. to continue an exclusive marketing partnership in the airline category at venues and locations, in Council Districts 9, 10, and Mountain Parks. Amends a contract with United Airlines, Inc. to add $1,109,118.00 for a new total of $2,654,568.00 and to add two years for a new end date of 12-31-2028 to continue an exclusive marketing partnership in the airline category at venues and locations, in Council Districts 9, 10, and Mountain Parks (THTRS-202372030/THTRS-202684414-01).