UK players used to top up casino accounts via their phone bills, often paying...

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

UK players used to top up casino accounts via their phone bills, often paying around £30 per transaction. Now, Faster Payments and mobile wallets make deposits quicker and cheaper. You can add as little as £10 and see funds almost instantly