Website Optimization br 3134 Sunnywood Dr. br Ann Arbor, MI 48103 br Phone: (877) 748-3678 br Fax: (734) 661-1331 br br br br Optimize Start Render Time br br Start render optimization takes place before the first content appears to the user, and is critical for good HCI feedback. A fast start render time gives the user visual feedback that the web server is responsive.