UPDATE: If you run Magento 2 check out my in-depth tutorial on how to optimize Magento 2 TTFB. Magento websites might be slow. In many cases the poor performance comes from poor coding. In this article I will show you how to reduce magento TTFB (time to first byte). Did you know TTFB affects SEO? First we need to know what magento is doing behind the scenes. For that reason we will use the built-in magento tool - Magento Profiler. It will show us the list of internal magento calls along with the corresponding run times. Magento Profiler Ouput   You can as well place profiler...