"1 Loyalty - conflict of interest.
"employees will be dismissed for using company's tools or other property otherwise than in the company's interest."
"57(3) .... the determination of the question whether the dismissal was fair or unfair, having regard to the reason shown by the employer, shall depend on whether [in the circumstances (including the size and administrative resources of the employer's undertaking) the employer acted reasonably or unreasonably in treating it as a sufficient reason for dismissing the employee; and that question shall be determined in accordance with equity and the substantial merits of the case.]"
"Since the present state of the law can only be found by going through a number of different authorities, it may be convenient if we should seek to summarise the present law. We consider that the authorities establish that in law the correct approach for the Industrial Tribunal to adopt in answering the question posed by s.57(3) of the 1978 Act is as follows.