If you're in charge of an organization or mentoring an entire group of people and would like to learn more about group classes, you may want to take advantage of Udemy's group courses.

 In recent times, Udemy has branched out from its original goal of individuals to offer classes to businesses and organizations that allow teams of people and businesses to master the technical aspects of web development and soft skills such as how to lead and persuasive skills.

Certain Udemy courses can be expensive, particularly when you consider that they can't even count as college credits. But what you are paying for is unlimited access to your courses, and you'll be able to fire them whenever you require them to refresh your knowledge.