UK players are moving away from phone bill deposits, which often had limits...
https://www.tool-bookmarks.win/uk-casino-players-have-moved-from-using-phone-bill-deposits-which-often-capped
UK players are moving away from phone bill deposits, which often had limits like £30 per transaction and added fees. Now, Faster Payments and mobile methods let users deposit from as little as £10 instantly and without extra charges