Here are five of the most interesting and informative posts of the week.
1. More ‘Flexible’ Targeting on the Google Display Network — if you do any advertising via the Google Display Network, here are the details at the Inside AdWords blog of the changes to targeting that make it possible to make changes on the ad group level.
2. Disavow links you don’t trust & SEO Analyzer updates — Bing announces a way for webmasters to identify links as untrustworthy, a couple of weeks after Google hinted that such a process may be in the future for Google.
3. Google Shopping: 7 Advanced Tips & Strategies For Merchants — Scott Bakus at Search Engine Land has a good summary of tips related to the newly redesigned Google Shopping.
4. Which Page is Canonical? — Dr. Pete at SEOmoz writes another brilliant blog post, this time on the basics of site architecture in relation to how search engines view canonical pages.
5. Twitter & LinkedIn Break Up, Disabling Automatic Posting of Tweets — HubSpot reports on the announcement that Twitter has removed the ability to automatically post tweets on LinkedIn and hinted at other upcoming changes and restrictions to the API.