On the Internet there are many blog catalogs that contain links to a variety of sites ranks them by topic, by category, etc. However, in such a catalog is necessary to register your site, catalog page itself can not add.

Such a blog catalog may be free or for a fee, or they may require for placing a link back to the catalog of pages included in the catalog. Visits such catalogs usually is not great, so you can not expect even a large number of visits to the Site from such a catalog. However, from the perspective of SEO is to increase the number of links on the page and it can have a positive impact on search engines such pages can then be better placed in the search results.

Blog | Submit your site open blog catalogs.

It is important that the catalog pages referenced directly. Otherwise, from the perspective of SEO does not have much meaning. Many catalogs on the resulting page is referenced through various scripts and redirect sites, ie. to place a link to the web address shown in the catalog with a catalog identifier and only when the visitor clicks on the address and then forwards the resulting catalog page. The principle of operation of this model is functional, rather than in terms of SEO because search engines can oindexují the address for the routing and link to you is not know, and so it can not even not to index. Thus have a website registered in such a catalog is from the perspective of SEO completely unnecessary.

Other catalogs from which you need to be very careful indeed are called FFA (free for all). These catalogs are published automatically links related to any topic. Such catalogs are usually completely ignored by the search engines and SEO perspective site rather easily hurt and will subject to a penalty. The only thing us from such a picture in the catalog is pending increase in spam. Actually this is the main objective of FFA catalogs.

It is also good to note that quality catalogs on the Internet in hundreds. If an SEO expert promises automatic registration to thousands of catalogs around the world, most probably it will be all about marketing just to FFA catalogs and similar sources. Definitely should make registration in catalogs manually or semi-automatically up. It is necessary to know what the site will catalog and register prior to the registration of such catalogs to go through and consider whether the registration is for us at the moment at all interesting. Each link has a weight and its value, so even before the actual registration can tell what benefit such registration for the site will have and according to the catalog website to register or not to register.

In any event, from registration to the catalogs do not expect any significant increase in traffic, the primary reason for the re-registration link and increase the value of the site for search engines. This useful SEO option is available to everyone and does not require too much time and money, so it can not be overlooked in the promotion site.