XML stands for Extensible Markup Language. It is a generic term for a globally defined set of standards and rules that enable documents to be codified in a way that both humans and machines can read.
Scanning invoices in an attempt to reduce procurement effort is like ordering a faster fax machine because your current model is too slow. Why not get rid of the fax machine?
I have had the pleasure of discussing the benefits and experiences of electronic procurement with many customers. Although there are numbers of KPIs that offer various insights I am still drawn to the power and simplicity of the approach of a CEO I met a few years ago.