undertake their work ethically and honestly

present their services clearly, making their clients aware of possible adverse effects of what they may be selling

provide relevant disclaimers so the public know what to expect, and be qualified in their relevant discipline, as required by UK Law

not mislead the public into believing they can cure them - there are official holistic guidelines outlining this legal requirement

hold third-party indemnity insurance for their relevant discipline (therapist or reader) and be prepared to submit their policy schedule, if requested

possess third-party liability insurance, where necessary