It is a very common business practice that, whenever a firm receives a Sales order, on the basis of that sales order they generate a purchase order for their vendors (usually with the same product and quantity). VTiger 7 also supports this function and provide an option to generate a purchase order for every sales order in the system. Generating Purchase order from Sales Order makes the process of ordering inventory much simplies and more efficient in Vtiger CRM Moreover, if you need advanced features in the sales order and purchase order module, then do check Item Detail Customizer extension Generating Purchase order from Sales Order To generate the purchase order for a sales order, select any Sales Order, click on more and select the Create Purchase Order option ins a sales order   Example We will take a practical example to explain it in detail Lets generate a sales order of 20 wallets.