Most of the directories are spam sites and that won't help you in getting any help at all.
If you want to restrict some of the pages of your website from appearing in Google search then write them down in the robots.txt and Google won't...
Page speed is one of the most important factor nowadays,so keep that in mind all the time.
Nowadays SEO quake Toolbar and SEOMoz toolbar too is quite worthy addition for any new webmaster
Separate names with a comma.
