“[…] contain an outline of the story which has given rise to the complaint and a summary of the Tribunal’s basic factual conclusions and the statement of the reasons which have led them to reach the conclusion which they do on those basic facts. The parties are to be told why they have won or lost. There should be sufficient account of the facts and of the reasoning to enable the EAT or, on further appeal, this Court, to see whether any question of law arises and it is highly desirable that the decision of an Employment Tribunal should give guidance both to employers and Trade Unions as to practices which should or should not be adopted.”
“Such an appeal ought only to succeed where an overwhelming case is made out that the Employment Tribunal reached a decision which no reasonable Tribunal on a proper appreciation of the evidence and the law would have reached. Even in cases where the Appeal Tribunal has grave doubts about the decision of the Employment Tribunal, it must proceed with great care: British Telecommunications plc v Sheridan[1990] IRLR 27 at paragraph 34.”