UK players used to top up casino accounts via phone bills, often facing £30 max...

https://wiki-club.win/index.php/Why_Do_Some_Casinos_Have_PayPal_and_Others_Do_Not%3F

UK players used to top up casino accounts via phone bills, often facing £30 max limits and slow waits. Today, Faster Payments let users deposit as little as £10 instantly, cutting delays and fees