7 Simple SEO Tricks To Improve Your 2016 SEO
1. Social Content Will Gain Prominence
2. Videos Will Still Rule
3. Mobile Optimization Will Become Crucial
4. Voice Search Function a Must
5. Content Aggregation will get Bigger & Better
6. The Craze of Mobile Apps Will Grow
7. Local SEO to Become Even More Important
Yes. SEO has been changed since last few years and now in the future, SEO will become more and more difficult once the Panda and Penguin updates. PR has been dead and DA has been using for creating backlinks.