UK players used to top up casino accounts through phone bill deposits, often...

https://andressinspiringthoughtss.theglensecret.com/why-does-my-casino-ask-for-a-different-withdrawal-method-than-my-deposit-method

UK players used to top up casino accounts through phone bill deposits, often facing limits around £30 per transaction and slower processing times. Today, Faster Payments and mobile wallets allow instant deposits from just £10