"In which court is this action most conveniently and appropriately to be tried bearing in mind all the surrounding circumstances including the complexity of the issue, the amount involved, the technicality of the evidence, and the appropriateness of the procedures?" These factors and many others have already been considered in such cases as First Castle Electronics Ltd v West[1989] ICR 72 and Warnock v Scarborough Football Club[1989] ICR 489 ."
"...breach going to the root of the contract of employment, or which shows that the employer no longer intends to be bound by one or more of the essential terms of the contract..."