INVITATION TO BID   Abilene Independent School District is accepting sealed proposals for the following:   Projection System Including Installation and Training, Proposal 010, 25-26, due no later than 11:00 A.M. (CST), Monday, June 8, 2026.   Concession Supplies, Proposal 017, 25-26, due no later than 11:00 A.M. (CST), Wednesday, June 10, 2026.   Proposals will be received electronically through our e-Bid system. Vendors must be registered in the Abilene ISD Purchasing online vendor registration system to view and provide a response.   To register, go to www.abileneisd.org/ Departments / Purchasing / Vendor Registration, or you may call 325-690-3601 for assistance.   Abilene ISD reserves the right to accept or reject any or all proposals or waive any informalities or technicalities.