Turn your vi editor into a productivity powerhouse: 
A versatile and powerful editor, vi includes a rich set of potent commands that make it a popular choice for many users. This article specifically looks at commands that are not enabled by default in vi but are nevertheless useful. The commands recommended here are expected to be set in a vi configuration file. Though it is possible to enable commands individually from each vi session, the purpose of this article is to create a highly productive environment out of the box.
read more: Opensource.com gammay
Supporting Open Source.
Have you tried: Travelling to South Africa?