On May 28, 2024 with an effective date of June 01, 2024, Duos Technologies Group, Inc. (Duos) signed an amendment to a Master Material and Service Purchase Agreement with a Class 1 railroad for the provision of services related to the maintenance and support of the railroad?s seven Duos railcar inspection portals (RIPs). As part of the overall agreement, Duos and the railroad entered into a further five-year agreement giving Duos the rights to market data subscriptions to owners and lessors of railcar assets for the provision of mechanical and safety data. Duos recently was awarded multiple patents on the technology process and methodology including the use of Artificial Intelligence (AI).