usermod
- vipw
- Unix Users and Groups Cheat Sheet - good stuff
Change primary group
usermod -g user-group username
Add user to more groups
usermod -G "group-a group-b" -a username
Change home directory
usermod -d /home/dir username
usermod -g user-group username
usermod -G "group-a group-b" -a username
usermod -d /home/dir username
