For Content creator - very nice and simple UI which content creator can easily understand and explore. Lots of features have been provided for them so they have full control over content.
Developer - Robust API documentation, trainings, ticket support, seminars, forums, community discussion, continuous release rollouts
End User - user accessibility, nice user experience, friendly ui can be created using episerver cms
So in summary, from small websites to websites of big businesses, organizations, in terms of CMS episerver is best option.
9 is given as for each and every technology in todays dynamic world, there is always scope to improve although it is best in industry. Review collected by and hosted on G2.com.