We are three people working on Off page link building.We are working from same IP range, we are working for one website. One main thing is we have 3 websites which are on same IP. we are doing following things daily activities.
1) Social Book Marking all three people - 30 submissions
2) Classifieds - 20 submissions
3)Directories - 10 Submissions.
However there is no improvement in the rankings and no change. What should I do inorder to rank. Why Google is not considering my website friends.