| content-rich doorway | Noun phrase. A doorway page dressed up with graphics, navigation, and linked to from a site map so that it looks like a normal part of a Web site. The copy is written to rank for a single keyword expression. |
| title tag | An HTML element that specifies the title of a web page. |
| keyword research | The process of discovering any relevant topics, subjects, and terms searchers enter into search engines, as well as the volume and competition level of those terms. This practice is made possible by a variety of free and paid tools. |
| xml sitemap | A list of all the pages on a website that search engines need to know. |
| doorway | Noun. A document with a small amount of text (usually coherent but sometimes gibberish) intended to rank well specifically for one targeted expression. In the old days, people created as many doorways as they had targeted keywords and search engines to work with. |