The concept of E-E-A-T is the evaluations in the page authority, which consists of the initials of the words Experience, Expertise, Authoritativeness, and Trust.
E-E-A-T (Experience), Expertise, Authoritativeness, and Trust) are important items for page quality ranking (PQ Rating). The most important of these items is the Trust item.
The amount and type of trust depend on the page, for example;
Experience, Expertise, and Authority are important concepts for underpinning the Trust clause.
|Experience||It is important how much experience the creator of the content has on the subject. Content produced by people with rich personal experience is reliable. For example, from the comments made on a product for sale, you trust the comment made by the person who has bought it before. Not a review was made before purchasing the product.|
|Expertise||The knowledge and ability of the person on the subject is important. Different topics require different levels of expertise. Do you get help from an expert mechanic for car repair or from someone interested in cars as a hobby?|
|Authoritativeness||The proficiency of the person who created the content or the web page on the subject is important, to what extent users refer to that page or user on this subject. Most web pages do not have authority on the subject, sources are more reliable when competence is provided on the subject. For example, the government agency website is an official and authoritative resource for government affairs. Or the website of the manufacturer of a product on social media is also an authorized source.|
|Trust||Trust is the most important item of the E-E-A-T family. If a page is not reliable, it is weak in terms of E-E-A-T even if it has experience and expertise.|
As for Page Quality assessment, one or more of the following should be used for the E-E-A-T assessment:
Note: After the concept, which was first announced as E-A-T with the Core Update released on August 1, 2019, Expertise was added on December 15, 2022, and became E-E-A-T.