The specific terms defined in this Article include the plural as well as the singular. The words “herein,” “hereof” and “hereunder” and other words of similar import refer to this Agreement as a whole and not to any particular Article, Section or other subdivision, and Article, Section, Schedule and Exhibit references, unless otherwise specified, refer to Articles and Sections of and Schedules and Exhibits to this Agreement. Capitalized terms used herein without definition shall have the respective meanings assigned to such terms in the Sale and Servicing Agreement dated as of April 11, 2018, by and among AFS SenSub Corp., as Seller, AmeriCredit Financial Services, Inc., in its individual capacity and as Servicer, AmeriCredit Automobile Receivables Trust 2018-1, as Issuer, and The Bank of New York Mellon, as Trust Collateral Agent.