This is a Sources Sought Notice for market research purposes only, not a solicitation. The requirement is for a Brand Name or Equal Bibliotheca RFID Gate Security System, including installation, testing, and training, to be performed in San Juan, Puerto Rico. The system must include two control towers, a shielded workstation, and RFID tags, with a focus on protecting library collections and analyzing traffic. Responses are due by 11:00 AM EST on June 22, 2026. No budget amount is specified.