How do PageRank updates work?

On what basis you are increasing the PR for each PR update?

 

I hope this video will be helpful for understand how do page rank updates work?

Do robots follow links on a page which uses rel="canonical" to point to a different page?

On a website, if a page B implements a rel="canonical" link tag with URL of page A, do robots follow every links in page B? Ad, Paris

We hope this video will be helpful to you. If you have any questions or confusions. You can visit Google Webmaster Help Forum  http://www.google.com/support/forum/p/Webmasters?hl=en

 Please stay in touch with us for more latest google algorithm changing news and matt cutts SEO News, SEO Tips,  and Videos.

Matt Cutts talks 301 redirect limits & New Webmaster Tutorials Series Launches by Google

 

Google’s head of web spam, Matt Cutts, has been answering webmaster questions in short videos for quite some time now. The videos have often been quite informative, and have tackled numerous issues that common webmasters face on a day-to-day basis.

Now, Cutts is appearing in some longer more tutorial-driven videos.


Over the past couple of years, we’ve released over 375 videos on our YouTube channel, with the majority of them answering direct questions from webmasters. Today, we’re starting to release a freshly baked batch of videos, and you might notice that some of these are a little different. Don’t worry, they still have Matt Cutts in a variety of colored shirts. Instead of only focusing on quick answers to specific questions, we’ve created some longer videos which cover important webmaster-related topics. For example, if you were wondering what the limits are for 301 redirects at Google, we now have a single video for that:


Article Source: http://googlewebmastercentral.blogspot.com/2011/08/new-webmaster-tutorial-videos.html