Hi @ianmitchell777

Why not just follow the 14.04 tutorial instead? There’s not big differences between 14.04 and 16.04 with the WordPress tutorial, so you should be able to follow the 16.04
Since you didn’t mention if you are running Nginx or Apache, I’ll link to both.

Nginx: https://www.digitalocean.com/community/tutorials/how-to-install-wordpress-with-nginx-on-ubuntu-14-04

Apache: https://www.digitalocean.com/community/tutorials/how-to-install-wordpress-on-ubuntu-14-04