UK players used to deposit at casinos via phone bills, often paying around £30...
https://sergiosbestnews.cavandoragh.org/why-do-casinos-say-deposits-are-instant-but-my-balance-updates-slowly
UK players used to deposit at casinos via phone bills, often paying around £30 per transaction. Now, Faster Payments and mobile methods let them add as little as £10 instantly