Raymond has taught VCE Mathematical Methods and Specialist Mathematics at RMIT in Melbourne Australia for over 20 years. He has been active over many years in writing and reviewing numerous trial examinations for Mathematical Methods and Specialist Mathematics, as well as presenting end of year revision lectures in Mathematical Methods and Specialist Mathematics. Raymond is also well known as an author for the senior mathematical textbooks for Jacaranda-Wiley. Raymond has also been involved in webinars for TI-Nspire as well as regularly presenting at conferences, including MAV (Mathematics Association of Victoria) and international and overseas conferences incorporating the use of TI-Nspire CAS into senior mathematical classroom activities.