Where Used List (Class) for SAP ABAP Data Element WFTYP (Agency business: Billing category)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component

1	Class	CL_WLF_ACCOUNTING_SERVICE	Service for Accounting Document Creation	WZRE_ACCOUNTING	APPL	SAP_APPL
2	Class	CL_WLF_ACCOUNTING_SERVICE	Service for Accounting Document Creation	WZRE_ACCOUNTING	APPL	SAP_APPL
3	Class	CL_WLF_CONV_BTDTYPE_TO_LFTYPE	Conversion BTD_TypeCode to LFTYP	WZRE_XI_PROXY	APPL	SAP_APPL
4	Class	CL_WLF_CONV_LFTYPE_TO_BTDTYPE	Conversion LFTYP to BusinessTransactionDocumentTypeCode	WZRE_XI_PROXY	APPL	SAP_APPL
5	Class	CL_WLF_CREATE_SETTLEMENT_DOC	AB: Create Settlement Document	WZRE_SETTLEMENT_METHODS	APPL	SAP_APPL
6	Class	CL_WLF_DDIC_VALUES	Fixed Values	WZRE	APPL	SAP_APPL
7	Class	CL_WLF_TRANSF_BTD_TYPE_CODE	Transformation BTD TypeCode	WZRE_XI_PROXY	APPL	SAP_APPL
8	Class	CL_WLF_WLFB_SERVICE	Service Class for Function Group WLFB	WZRE	APPL	SAP_APPL
9	Class	CL_WZRE_SERVICE_NAST_PRINT	Service Class for Print with NAST	WZRE_FORM_PROCESS	APPL	SAP_APPL