Forms 300-353 – Obligation, letter of credit and cash information Please remember that your senior administrator has given you access to this new tool. If you have any questions, please contact our customer service at 855.816.8003. Several of our forms have been moved to the accreditation tool that can be accessed via My ARC. Use these forms if you need to supplement the information provided in the main app. To view and print forms in the ARC form catalog, Adobe Acrobat Reader must be installed on your PC. To download this free software, visit Adobe Acrobat Reader.