SEO: big changes are coming to nofollow - here's what you need to know
Google is making the first big change to "nofollow" in a decade and a half. Here's what you should know.
SEOs buying up defunct URLs linked to by major news sites
The black hat SEO business has a new trick - and publishers should be careful of their old links.
Accelerated Mobile Pages: great for SEO, bad for control
John Gruber, back in October: Can someone explain to me why a website would publish AMP versions of their articles?
Google search goes mobile first - desktop database relegated
Google is going to make its forthcoming mobile search index its primary dataset: Google is going to create a separate
Do you publish press releases? You need to know this…
Do you publish press releases on a section of your site? If so – you need to nofollow those links: Throughout
Facebook's dirty data
Interesting argument that Facebook’s graph search is going to be inherently flawed, because Facebook’s data is dirty: It