| alt attribute | HTML code that provides information used by search engines and screen readers (for blind and visually-impaired people) to understand the contents of an image. |
| search engine spam | Pages that are created to deceive search engines to give inappropriate or non-relevant content because of a keyword search. |
| twitter retargeting | Twitter uses Tailored Audiences to retarget your ad campaigns so that people who have interacted with your business on your website can see what they were looking at on your site again as ads in their Twitter news feeds. |
| danny sullivan | Danny Sullivan is a veteran of the SEO industry, working as a journalist, CCO of Third Door Media and co-founder Search Engine Land. In October 2017 Danny announced he was joining Google working as a public liaison of search, running the Twitter account @searchliaison. |
| organic link | These links are published only because the webmaster deems to add value for users. |