To minimize the impact of webspam, the search giant will adjust its algorithm for doorway pages.
from Blogger http://evangelinagius.blogspot.com/2015/03/google-to-improve-doorways-algorithm_21.html
from Blogger http://evangelinagius.blogspot.com/2015/03/google-to-improve-doorways-algorithm_21.html
from Blogger http://evangelinagius.blogspot.com/2015/03/google-to-improve-doorways-algorithm_18.html
from Blogger http://evangelinagius.blogspot.com/2015/03/google-to-improve-doorways-algorithm.html