Nearly 40% of Australians no longer carry a wallet, instead using smartphones and watches to pay for goods. But what about the other end of the transaction?

Paul Weingarth, co-founder and CEO of Slyp, talks to Sean Aylmer about how their digital receipt platform secured the support of all four big banks (Commonwealth, Westpac, NAB and ANZ) as well as major retailers like Chemist Warehouse.