Duplicate content is an issue for many webmasters. Although there is no penalty for having duplicate content
on your website, Google's ranking algorithms filter duplicate content so that it can look like a penalty. Find out how to avoid duplicat content on your website.
Google likes fast web pages. According to Google's John Mueller, web pages should load within three seconds or less. Page speed is a factor in Google's ranking algorithm. This article explains how to check the loading time of your web pages.
If you do not know how your website looks on different devices, some customers might get an ugly website. That's not good for your business. For that reason, you should check your website to make sure that your website visitors get the correct design. Fortunately, there's an easy way to test your website without buying multiple devices.
Structured data markup and other technologies can help you to get prettier listings on Google's search results pages. For example, pages that contain structured data markup for recipes look like this on Google. SEOprofiler offers many tools that help you with structured data markup and other technologies.