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

https://extra-wiki.win/index.php/How_Did_the_Shift_to_Debit-Based_Deposits_Change_Casino_Payment_Pages%3F

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