Here are some of the best practices we've listed for you: 1.      Compress or minify your source files. Remember that the two are different things. 2.      Do browser caching. 3.      Optimize image formats and dimensions. 4.      Try removing render-blocking Javascript files from your website. 5.      Do not use redirects. 6.      Check the server response time. Although your site is in extremely good shape, server response time may be causing a delay.