email@example.com. These individuals can have one or more email addresses associated with them. For example,
firstname.lastname@example.org. Both of these variations of belonging to the same person is counted as 1 user. To ensure Xeams does not count them separatly, ensure you properly Associate
email@example.com John's account in Xeams.
firstname.lastname@example.org. Two features contribute towards this factor: Distribution List and Mail/Discussion List.
user1@compC.com, you only need 20 licenses.