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

https://www.foxtrot-bookmarks.win/uk-players-used-to-rely-on-phone-bill-deposits-paying-up-to-30-per

UK players used to top up casino accounts through phone bill deposits, often with limits like £30 each time. Now, Faster Payments and mobile methods let players move money instantly with minimum deposits as low as £10