Master Agreements (MA) are utilized when the County desires a list of pre-qualified vendors to perform various services, on an as-needed basis. All new applicants that would like to be a Volunteer or Program Provider must submit a letter that provides justification of the services you are providing.The Vendor Relations Unit within ISD assists vendors with the registration process, Vendor Self Service activations and other related inquiries. Vendorization is the process for identification, selection, and utilization of service providers based on the qualifications and other requirements necessary. The process of becoming a vendor with the regional center system is called vendorization. The regulations regarding this process are located within Title 17. This resource provides general information about the process at Los Angeles Unified for parents and community to be approved as a volunteer. USC faculty may perform or oversee service projects under a Service Agreement, in which the services of USC personnel, facilities, or equipment are employed. To access the forms below, you will need Adobe Acrobat Reader. Your starting point for purchasing and contracting opportunities as a vendor with Los Angeles County.