Thaidoweb 2008

A Pay-Per-Inclusion search engine is a service in which a search engine charges you a certain amount to spider and include your website in its database. For this fee, regular repeated spiderings are guaranteed, so you are sure to be indexed.
However, rankings are not guaranteed. These pages have no advantage over any page submitted for free. A few years ago, pay-per-inclusion search engines such as Inktomi, Altavista, Ask Jeeves and Yahoo were introduced. However, they have failed badly and have [...]