Over the next 20-30 years its operation spread within the country as well as overseas, including London. From London, then serving as a head quarters, ICS again spread its activities to open branches in South Africa, Central and East Africa. For all Diploma courses, certificates are awarded on successful completion of courses by ICS Zimbabwe. Most materials for the Diploma courses are from ICS, London. Courses for Junior Certificate, 'O' and 'A' levels are written by local writers.
Students can register at any time.
Support is provided to students for up to four years but most students complete their courses in two years.