Level 1
Definition: Support required by the end users who face problems in executing the business transactions, Reports on SAP ERP.
Level 2
This is the support required by the Customers due to minor change in the Business processes, or addition of new business process, Development of reports etc.
Level 3
This is the support required by the Customers due to major change in the Business processes, or addition of new organizational units like Plant, company code, implementation of new modules etc.
