Install TurnkeyLinux Core 12 and update package to latest version.
adduser --system --quiet --shell=/bin/bash --home=/home/openerp --gecos 'OpenERP' --group openerp
apt-get install postgresql
su postgres
createuser openerp
psql template1
alter role openerp with password '123456'
update pg_database set encoding = pg_char_to_encoding('UTF8')
http://nightly.openerp.com/#debian
http://www.vionblog.com/install-openerp-7-0-from-trunk/
http://doc.openerp.com/v6.1/install/linux/server/index.html#installing-the-required-packages
http://doc.openerp.com/v6.1/install/linux/postgres/index.html#example-on-ubuntu
http://www.theopensourcerer.com/2012/12/how-to-install-openerp-7-0-on-ubuntu-12-04-lts/comment-page-1/