Guidelines for COBA`s business partners, including administrative, technical and financial requirements for the implementation of COBA. HHS`s mission is to make its sites and documents accessible to the widest possible public, including people with disabilities. We are in the process of making some documents available retroactively. If you need help accessing an accessible version of this document, please contact Helpdesk Section 508. Coordinating the User Agreement User Guide Version 6.9.