Big list of directories

Link building is one of the most important part of seo. There are different ways of getting links. Getting one way links adds more value to the site ranking in major search engines. To get one must have to do submissions to free directories, blogs etc. All directories do not allow free linking. One will find free directories at www.onewaytextlink.com and directorycritic.com. In these sites one can find big list of web directories.