PPV is a tool to analyze the variance between settled and actual paid price. You settle a price, but is your supplier getting paid at the same price and not more. Also due to business urgencies, you have to accept price increases in hurry. A monthly PPV analysis may help you, identify the error of prices approved viz-a-viz in ERP system, monitor variance w.r.t budgeted figures and initiate corrective actions to bring the Savings to the track again. As the approver, may not have the time...