Working with over 3,000 colleges, universities and nonprofit clients, Ruffalo Noel Levitz provides technology-enabled services, software, and consulting for higher education enrollment management. The Student Satisfaction Inventory (SSI) is a powerful tool that can be used to improve the quality of student life and learning. It measures student satisfaction and priorities, showing how satisfied students are as well as what issues are important to them. Olds College administers this survey every two years.