The document describes the standard purchase process flow and associated accounting entries in SAP Business One. When goods are received, inventory and goods received not invoiced accounts are impacted. When the goods receipt is converted to an incoming excise invoice, input credit on excise duty and incoming CENVAT clearing accounts are impacted. When the goods receipt is converted to an accounts payable invoice, creditors, input credit on VAT, goods received not invoiced, and incoming CENVAT clearing accounts are impacted. The accounts payable invoice is closed when payment is made, impacting bank and creditors accounts.