====== FreeBSD - users and groups management ======
== Add user ==

  # pw useradd test -c "Test Tester" -G video,webcamd -m -s /bin/sh -w no
  # passwd test

== Add group ==

  # pw groupadd testers

== Add user to secondary group ==

  # pw usermod test -G video,webcamd,testers

== Remove user from secondary group ==

  # pw usermod test -G video,webcamd

== Lock account ==

  # pw lock test

== Unlock account ==

  # pw unlock test

== Remove user ==

  # pw userdel test -r

== Remove group ==

  # pw groupdel testers