Business Partner：
CRMXIF_PARTNER_SAVE - To create a new BP or change any field in BP
CRMXIF_PARTNER_REL_SAVE - To create any new relationship or change anyrelationship specific field
Others:
CRM_ORDER_READ is a function module which can be used to get thedetails of any business transaction based on the Header GUID, Item GUIDor both.
CRM_ORDER_PROC_TYPE_SELECT_CB read transaction type info
BSV_GET_STATUS_PROFILE read status info
CRM_INTLAY_GET_PROCESS_TYPE Read tranasction type of order
CRM_ORDERADM_I_ITEM_NUMBER_EC item nos increase
CRM_ORDERADM_I_READ_OB read order item info
CRM_ORDERADM_H_READ_OB read order header info
