Inside Guide to Google Search Console

Neil Patel - provides insights into Google Search Console -

Multiple Sites Impact on SEO

Search Engine Journal - Article on Multiple Sites: Does It Hurt or Help

7 SEO strategies to implement in 2015

The Next Web give a quick overview for 2015 SEO strategies

6 Important Site Metrics You Need to Know

SEJ provide a series of site metrics that should be considered when making an in-depth analysis of any site

5 Techniques for Speaking to Your Customers

  Great article from TNW on some of the best tools to get in touch with users and visitors