professional therapists are required to comply with all relevant legislation affecting their businesses & must act professionally at all times towards clients & fellow practitioners. professional therapists are responsible for the health & safety of their clients & themselves. they must also abide by a strict code of ethics, as laid down by the guild of professional beauty therapists.please note: online gti tests do not currently run on some mobile devices such as iphones & ipads & are not compatible with google chrome browsers. if in doubt, please contact us for advice on 0845 850 9701.