""undertaking" includes any trade of business but does not include any undertaking or part of an undertaking which is not in the nature of a commercial venture."
"In 1991 however a considerable change was made when the NHS Trust was set up. No evidence as to the effect of this was given, but it is common knowledge that such trusts are run on a business-like footing completely different to the way NHS hospitals were formerly operated."
"the appeal tribunal will almost always have to be able to identify a finding of fact which was unsupported by any evidence or a clear self-misdirection in law by the industrial tribunal. If it cannot do this, it should re-examine with the greatest care its preliminary conclusion that the decision under appeal was not a permissible option and has to be characterised as "perverse"."