| mobile optimization | The process of improving and readjusting a website so that mobile users can view and interact with its content better. |
| toxic words | Words that, when used on a page or site, trigger loss of trust and respect in the eyes of search engines. |
| rel=canonical tag | A tag that tells a search engine the original and duplicated URL of a webpage. This is so that search engines know which URL is the preferred URL in case of duplicate content. |
| twitter | Twitter is a microblogging social network where users can post text up to 140 characters and pictures. These posts are called tweets and users communicate on the network using tweets retweets and others. |
| contextual advertisement | This type of advertisement is related to the content on the site. |
