In $2018,$ Spotify was available in many countries around the world. The same year, Spotify offered an attractive deal available only to students: Spotify Premium for one monthly payment of $$5\mathrm{.}99.$ The fee was half the amount charged for a standard Spotify Premium account. To qualify for the deal, students had to provide their information, such as name and birthdate, to Spotify and its third$-$party partner, SheerID. SheerID is a verification service utilised by companies to confirm various personal attributes and qualifications. In other words, your current student status at an Australian universities in a database, which is accessed by SheerID.