New User

1. Create New User:

useradd -m -G wheel johndoe
# `-m`: Creates *Home* directory for user
# `-G wheel`: Adds user to *wheel* Group (for sudo)

2. Change User Password:

passwd johndoe

3. Switch to User:

su - johndoe
# Don't switch to user yet until *sudo* is installed

4. Verify Current User:

whoami