Myki Money is a flexible payment option used for travel on public transport in Melbourne, Australia. It allows users to load money onto a Myki card, which can then be tapped on card readers when boarding trains, trams, and buses. This system makes it easy for commuters to pay for their journeys without needing to purchase individual tickets. Users can add funds to their Myki Money balance online, at ticket machines, or at retail outlets. The balance can be checked at any time, and any unused funds can be refunded when no longer needed. This system promotes convenience and efficiency for daily travelers.