Free web page analysis service tests page size, composition, and download speed. Recommends speed improvements based on best practices for usability. Website optimization improves the return on investment of your online marketing programs. Here's how to optimize your site. Tools and information to help you build high performance web sites. Analyze and optimize your website with PageSpeed tools. Higher numbered headings denote the main sections and the lower numbered headings are for subsections within. The results of an experiment will show whether or not the changes to the website element produced an improvement. Install free backlink analysis PageSpeed Module PageSpeed can integrate with your Apache or Social media certificate harvard web server to automatically optimize your site. There are different types of HTTP headers such as:. Magento 2 slow in developer mode - 3 simple fixes How to Integrate Performance Testing in Pre-Production Image Optimization in 3 easy steps Velocity San Jose: Readability - debunking it as a ranking factor This is a more contentious point.