Irwin's Study is a tuition center that specializes in teaching General Paper (GP) to JC students. Founded in 2009, it has helped hundreds of students improve their GP skills and grades. The center is led by Irwin, who has distinguished academic qualifications from top schools in the UK and Singapore. It offers small group GP classes at two locations in Singapore on weekday evenings and weekends. Classes are 2 hours long and cost $380 per month, covering discussion of global and local issues as well as skills for structuring essays and answering questions.