How to install and configure AVG free anti-virus on an Ubuntu VPS

AVG Free is a version of the AVG anti-virus, spyware and malware protection software which is free for private and non-commercial use. One of the main uses of AVG is on mail servers as a server-side email virus scanner.
To install AVG Free on an Ubuntu VPS follow the very easy steps described below.

Make sure your Ubuntu 14.04 Linux VPS is fully up to date using: