Web Usability.

Web usability is the ease of use of a website. Some broad goals of usability are the presentation of information and choices in a clear and concise way, a lack of ambiguity and the placement of important items in appropriate areas.

User Experience ChecklistNick Kolenda
Usability: A part of the User ExperienceInteraction Design FoundationJuly 17th, 2019
Website Usability: Virtual Elephants of the Internet RoomBosmol Social Media NewsFebruary 21st, 2014
Usability 101: Introduction to UsabilityNielsen Norman GroupJanuary 4th, 2012