Please note: This is a Sole Source Notification. Specifications include, but are not limited to: This letter serves to notify you that Vector, LLC is the sole source provider of the PLANEPASS service. This is to certify that the PLANEPASS Service Platform is the proprietary property of Vector, LLC. Vector is the owner, developer, and manufacturer of the source code to the Service/Software and has exclusive rights to distribute the software. No other vendor has end user distribution rights to the source code. Vector, LLC is the only vendor that has the ability and expertise to support the Service/Software for the purposes of maintenance services, including Software updates, enhancements, bug fixes, and standard technical support issues.