; and (6) make publicly available on the Department’s website such information, materials regarding such training and technical assistance, and case studies of best practices identified. (b) Updates The Secretary of Housing and Urban Development shall monitor mixed-income public housing practices as necessary to ensure that the information, training, and technical assistance made available pursuant to subsection (a) is current and shall update such information, training, and technical assistance in a timely manner. (c) Authorization of appropriations There is authorized to be appropriated to the Secretary of Housing and Urban Development such sums as may be necessary to carry out this Act.