A. Gathering statistical information about development objects in the customer's system that need to be adapted

B. Identifying SAP Fiori apps that best fit the customer's needs, based on historical transaction volume and usage

C. Checking customer-defined artifacts against the simplification database to analyze which items do NOT comply with SAP S/4HANA

D. Gathering the number of active business functions in the customer's system and whether they are compatible with S AP S/4HANA