| headings tags | Commonly are the page title [ H1 ], paragraph titles [ H2 ] and sub-paragraph titles [ H3 ]. Previously had some SEO significance and still often included in SEO page checking programs. Actual current SEO value a source of discussion. Still best to use no more than one H1 tag on each page and go easy with the others. |
| latent semantic indexing | LSI means that search engines will index commonly associated groups of words in a document. Not all searches involve one specific word, and most them will consist of at least three together. Search engines will analyze the content on your page and search for these groups of similar words to support your main keyword, and this will help boost your ranking. |
| technical seo | An element of SEO ensuring that a site is technically optimized and can be crawled, indexed, and rendered by Search Engines. Aspects of Technical SEO include fixing 404 errors, solving duplicate content, ensuring modern JavaScript can be rendered, implementing Schema Markup, improving Page Speed, etc. |
| delisting | When a web page or pages are removed from a search engine directory. This can be temporary or permanent, and can happen for any number of reasons including a penalty from the search engine, a change in search engine crawl priorities, or a change in location of the page in question. |
| proximity | See Keyword proximity |
