Discuss, consider and take appropriate action approving the engagement of the law firm of McElroy, Sullivan, Miller & Weber, L.L.P. to represent Williamson County in relation to legal matters pertaining to the Williamson County Landfill, representation before the Texas Commission on Environmental Quality and other legal services as assigned; and exemption of these services from the competitive bid/proposal requirements of the County Purchasing Act pursuant to the discretionary exemption for personal or professional services, as set forth under Tex. Loc. Gov’t Code § 262.024(a)(4).