| meta keywords tag | A list of the keywords you consider important for that page. No longer taken into consideration by search engines and best not used at all. |
| manual actions | Penalties that Google imposes on websites engaging in practices it does not condone. |
| hit | A hit occurs when a server sends an object, graphics, files or documents. It used to be the sole measurement of web traffic, but it is no longer as relevant. |
| return on ad spend | (ROAS) similar to ROI, ROAS shows how much return youre getting from an advertising investment. This helps online businesses evaluate which methods are working and how they can improve future advertising efforts. |
| adsense | Contextual display advertising platform through Google. An automated process, opting into AdSense allows Google to place relevant ads on a website. Webmasters utilizing AdSense on their sites get a portion of ad click profits from Google. Contextual ads can be formatted as text links, graphics, animated graphics, and videos. |
