The weekly fee (£450 or £900 depending on the course) covers tuition, 2 hours of daily social activities and one full-day weekend excursion per week. Accommodation, meals outside half-board, registration (£100), the accommodation & visa service fee (£80) and airport transfers are charged separately.
OISC lists AEGIS membership (the UK safeguarding accreditation body for international students) among its accreditations, alongside COBIS and the Independent Schools Council. Classes are arranged by age; unaccompanied students aged 16 and under must book airport transfers, and unaccompanied under-12s must also book escorted daily transfers to and from school. Confirm current supervision arrangements directly with the school.