Apps a user has installed on their android phone will become a factor in Google’s rankings, also starting on April 21. Say they’re searching the web for a particular news story and have the “New York Times” App installed on their phone, Google will push results from nytimes.com higher up the page. Source
That wraps things up for SEO onpage optimisation. When you keep the basic guidelines in mind, you should find yourself in a good position in terms of SEO. As you see, technical tricks play a much smaller role in modern SEO compared to good content and meaningful structure.
Coming up in our series on search engine optimisation: The basics of offpage SEO, and how it helps your rankings.