I Confirmed PR update of June 27, 2011. One of my sites was PR2 and now PR4
and a strange thing happens to another site, it is -
I don't know how is that possible!! I'm working on a website that has 50 backlinks and still PR3;
For sure this is not a mistake from google! but what else it could be?
What do you think - can low competence be responsible for that?

