"If you are not an enterprise (defined below), then up to 5 of your individual users can use visual studio community concurrently to develop and test your applications.

An “enterprise” is any organization and its affiliates who collectively have either (a) more than 250 PCs or users or (b) one million U.S. dollars (or the equivalent in other currencies) in annual revenues, and “affiliates” means those entities that control (via majority ownership), are controlled by, or are under common control with an organization."