Back Your contact details... Student Information, My Course If your contact details change you need to inform us. This is important as all letters, exam results and correspondence will be sent to the address that appears on your file. Please update your details online (https://my.sit.ac.nz), or pop in and see our friendly Administration staff. Previous Question Why do I need to complete a literacy and a numeracy assessment? Next Question Can I cross-credit previous study to my SIT Online course?