You need to charge percentage of spend or a flat monthly retainer. Percentage of spend usually means 5-15% of spend with a monthly minimum. 10% of $5,000 per month is $500, so decide how much effort a client is. Could be great or could be a nightmare depending on the expectations and how much effort you need.
Integrated Postsecondary Education Data System. Established: The Integrated Postsecondary Education Data System (IPEDS) is a system of interrelated surveys conducted annually by the National Center for Education Statistics (NCES), a part of the Institute for Education Sciences within the United States Department of Education.
NOTE: N is the number of institutions in the comparison group. SOURCE: U.S. Department of Education, National Center for Education Statistics, Integrated Postsecondary Education Data System (IPEDS): Spring 2009, Fall Enrollment. component. Figure 4. Percent of students enrolled who are women: Fall 2008.