1. The awarded contractor(s) must provide AIM that is student-ready and available in digital audio and digital text formats (e.g., by providing access to an online library of audio materials). The alternative access to instructional materials should include descriptions of graphics in digital audio format with human voice or computer synthesized speech. If applicable, this option must include a method to provide simultaneous visual and audio access to instructional materials; 2. The awarded contractor(s) must provide access to materials at no cost to LEAs, campuses, and individual students; 3. The awarded contractor(s) may be required to produce additional titles at TEA’s sole discretion, to support agency initiatives; 4. The awarded contractor(s) must maintain master copies of all materials created during the contract period; 5. Materials created under any contract resulting from this solicitation shall be owned by TEA and upon contract termination. The master copy must provide audio access and, where practicable, simultaneous digital and audio access, and must adhere to DAISY 3 Structure Guidelines and EPUB 3 Accessibility Guidelines; 6. The awarded contractor(s) must ensure the delivery and sustainability of quality services to Texas students with disabilities who need AIM; and 7. The awarded contractor(s) must provide a detailed process to ensure quality assurance of all materials developed.