; and (II) to carry out such additional duties as the Under Secretary and the Executive Director of the Office may prescribe. (C) Other offices and positions (i) In general The Under Secretary shall direct the establishment of various other relevant sub-offices and positions for the Office as the Under Secretary considers necessary drawing upon best practices from the Department, the Department of Defense, and other government, private sector, and nonprofit models and develop an organizational model tailored to the Department for business and management effectiveness. (ii) Types of sub-offices At a minimum, within the Office there shall be offices dedicated to— (I) training; (II) change management; (III) communications; (IV) field support; (V) contract task order development, monitoring, and oversight; (VI) metrics, performance, and value; and (VII) quality and safety. (iii) Sense of Congress It is the sense of Congress that— (I) the Department should develop a model under clause (i) that is driven by best practices from government and industry but not replicate for the sake of replication structures used by the Department of Defense or elsewhere that do not factor in the patient population, unique mission, Fourth Mission requirements, and research requirements of the Department, and other relevant factors; and (II) the structure of such model should be driven by the objectives of the Office and the desired end state to improve value and quality of care and health outcomes for veterans while improving provider efficiency and productivity and operations of the Department. (4) Function and duties (A) Function The function of the Office shall be, with respect to all aspects of the modernization or replacement of the electronic health record and other key health information technology and services of the Department— (i) to develop and execute strategy in coordination with relevant offices and entities of the Department