Usability
Evaluation, which shows how comfortable it is to use the site and search for the necessary information on it. Quite often this term is used in the development of the site.
U-en
УТП
Уникальное торговое предложение – характеристика товара, которая отличает его от имеющихся аналогов на рынке. Довольно часто этот термин используют при разработке интернет-магазина.
UI kit
A set of out-of-the-box user interface solutions that help you interact with your site. This term is quite often used when designing a website.
Update
Updating a software or system to the latest, current version. This term is often used in website maintenance and support
Up Sale
A sales technique to increase the amount of a customer’s check by offering more expensive, and usually higher quality, products similar to those being sought. Quite often the term is used when advertising an online store.
Utm-tag
This is a tag which is placed in the URL and is used for source analytics in attracting customers and analyzing ad effectiveness. This term is often used in website promotion
URL
Uniform Resource Locator is a unique address assigned to a site or a specific page. Quite often this term is used when creating a website.