In the UK, casino players once relied on phone bill deposits, often capped...

https://planetfitnessprices.com/how-mobile-casino-deposits-have-evolved-from-phone-bills-to-instant-transfers/

In the UK, casino players once relied on phone bill deposits, often capped around £30 per transaction. Now, Faster Payments and mobile wallets like Apple Pay let users deposit from as little as £10 quickly and securely