The board of county commissioners of the several counties may employ such staff as deemed appropriate to serve the several boards directly in matters including but not limited to purchasing, poverty and relief programs, parks and recreation, emergency services, budgetary preparations set forth in RCW
36.40.010-
36.40.050, code enforcement and general administrative coordination. Such authority shall in no way infringe upon or relieve the county auditor of responsibilities contained in RCW *
36.22.010(9) and
36.22.020.