Use the Purchase Allow category (and please read the doc) http://docs.ofbiz.org/display/OFBENDUSER/Apache+OFBiz+Business+Setup+Guide#ApacheOFBizBusinessSetupGuide-CatalogSetup
Jacques From: "Pradeep Kumar" <[EMAIL PROTECTED]>
Hi, How to create the Buyable and non buyable product -- With regards, S K Pradeep kumar
