VMVendor is a joomla component and a set of plugins and modules that allow your Virtuemart (VM) Shop to be multivendor easily. It allows every (or some) users of your site to add products to your shop and manage these via a front end form. They can get rewareded for their sells earning points (from the required free AlphauserPoints component) according to their product prices and to a site comission fee kept by shop admin.