This 4-part tutorial explores the TeamWorks Commitment Control module, explaining trees, ledger groups, and ledgers. At the end of the tutorial you should be able to recall how trees and ledgers work together to monitor and control budgets in TeamWorks Commitment Control. Section 3 focuses on Ledger Groups and Ledgers used in Commitment Control.  At the end of the section, you should be able to recall the various budget ledger groups in TeamWorks Commitment Control, recall the budget ledgers used within each ledger group, and recall the various levels of control.