/usr/sbin/groupadd sftpgp
/usr/sbin/useradd -g sftpgp newuser
/usr/bin/passwd NewUser
nano /etc/passwd
NewUser:x:501:501::/var/www/html:/usr/libexec/openssh/sftp-server
cd /var/www/html/
chgrp -R sftpgp *
chmod -R g+w /var/www/html
cd /var
chmod 771 www