InvoicePlane is an open source e-Commerce application which can be used in to facilitate invoicing, client management, and payment tracking. This article will cover the process of installing InvoicePlane on a CentOS 7 machine. - A fresh install of Vultr CentOS 7 x64 server instance with the IP address `203.0.113.1`. - A [sudo user](https://docs.vultr.com/how-to-use-sudo-on-a-vultr-cloud-server). Log in from an SSH terminal console as a sudo user, and then update the system as follows: sudo yum ......