Discussion and possible action to approve Amendment #1 to the Subscription Agreement between Webb County and Tyler Technologies, Inc. that was effective December 18, 2015 to add Payroll and Human Resources software at a cost of Twenty Five Thousand Five Hundred Ten Dollars ($25,510.00) and authorizing the County Judge to execute all relevant documents; and any other matters incident thereto. [Requested by Rafael Pena, Information Technology Director; Account #3015-1280-001-470000 (Capital Outlay)]