Active business functions for IS-OIL Downstream

Dear all,

I have system NW701/ECC6, and upgrade EhP4.

Now I want to active business functions for Downstream, in tcode swf5, I select Business functions set OIL&GAS,  I found a lot of business functions:

BUSINESS_FUNCTION_BASIS_COM               Business Function Basis (COM)

COMMODITY_MGMT_&_BULK_LOGISTIC       Commodity Management and Bulk Logistics

COMM_MGMT&BULK_LOG_1                         Commodity Management and Bulk Transports

ISR_RETAILSYSTEM                                       Other Enhancements for SAP Retail

LOG_COMMODITY_TRANSPORT_MGMT_4   Commodity Management and Bulk Transports 2

OIL_PRODUCTION                                           Upstream Production Management

OIL_REVENUE_ACCOUNTING                         Upstream Revenue Accounting

REMOTE_LOGISTICS_MANAGEMENT             Remote Logistics Management

Can any one help me, what business functions do I need to active for Downstream ?

Thanks all,

Thanh.