tmccormi wrote on Wednesday, May 25, 2011:
You pay a doctor, a plumber, or an auto mechanic for their expertise. They provide a service, not a product. Open source software works the same way. The product itself is free; open source companies are in business to make sure this software works optimally for their customers.
From a resent article at: http://opensource.com/business/11/5/open-business-sales-process?sc_cid=70160000000IDmjAAG