UK players used to rely on phone bill deposits, often capped at around £30 per...

https://www.4shared.com/office/eOXvcFDdku/pdf-32590-82345.html

UK players used to rely on phone bill deposits, often capped at around £30 per transaction. Now, Faster Payments and modern mobile methods let users deposit as little as £10 and see cash hit their accounts in seconds