Flexible Payment Plan How to sign up for the Flexible Payment Plan Go to听听and click on听Student听in the听Tools听section. Click on听Student Finances & Student Employment. In the Student Finances section click on听Flexible Payment Plan Agreement. Read the agreement thoroughly and print to retain a copy of the agreement. Click听I Agree听at the bottom of the page. To view the Flexible Payment Plan brochure, click on the below link: If you have questions, please contact Student Accounts at (660) 785-4074, (or)听staccts@truman.edu, (or) in person at McClain Hall 105.