Took Requisition from The concerned Departments regarding to the Material Required, And call for the Quotations, Based on the received Quotations Choose the Best of Service Provider, After Goods Received, We have to verify the Goods(Goods Condition, Rates Comparison in between Purchase order and Invoices) if there is any Discrepancy, we have to return the goods, raise credit note(by Store keeper) & store keeper will follow-up for the debit note (issued by the seller/Supplier/vendor/Service Provider),and process to Accounts Department. Then Accountant Book the invoice. It means book the expenses and creates liability to the organization (Credit the Vendor/Seller/Supplier/Service Provider). After booking of the Expenditure based on the P.O terms and conditions, the payment will release.
If we pay the amount through the cash, we need the working Capital. if the payment made through Cheque, We working capital will decrease(Liquidity of Cash).