Open Source Tools provide an extremely powerful and affordable foundation for CCHIT certified ambulatory electronic medical record and practice management system development. Combining these tools with the Sofware as a Service (SaaS) delivery model makes now allows for advanced EMR and Practice Management tools to be delivered to the physician’s desktop through thte Internet at extremely affordable prices. Waiting Room Solutions is built on the LAMP stack architecture (Linux, Apache, MySQL, PHP). With service prices starting as low as $149/physician/month, it is hard to find a more cost-effective, affordable solution.