March 5, 2020 AMENDMENT #6 – RFP-012-T-2020 (P) – Communication System DELETE: Proposal Due Date/Time Tuesday, March 10, 2020 at 4:30 p.m. AST INSERT: Revised Proposal Due Date/Time Tuesday, March 17, 2020 at 4:30 p.m. AST ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED. BIDDERS MUST ACKNOWLEDGE RECEIPT OF THIS AMENDMENT WITH THEIR BID PROPOSAL.