It is assumed that this is nothing related with them wanting to charge money for premium services
Read more on LinkedIn Invites – LinkedIn Fast Generator Improvements…

Lots of people are aware that there was a problem over the weekend with co-author requests being sent out, and some forced adding as authors to communities.
It was a long weekend in the US, but it seems the MyBlogLog team have already fixed it, rolled back any changes, and hopefully it won’t happen again.
Read more on MyBlogLog Spam Hack Update & Widget Performance | Linkbait Idea…
As recently shown, people don’t read your terms of service. My stats also show that people don’t read my comments policy before posting a comment. Sometimes I am forced to delete comments from possibly well meaning people who don’t realise that their comment might be looked on as spam .
Read more on How to Force People to Read Your Comments Policy…
Comment System Changed – No More Cookies
My experimental comments system has now been reverted to a system that doesn’t use cookies. I introduced the system 3 weeks ago to try to eliminate manual spam. This was important, because I wanted to also allow people to use email subscription to comments.
Read more on Comment System Changed – No More Cookies…