London's commuters will be able to use their mobile phones and bank cards for travel across the city, if Transport for London's (TfL) plans come to fruition. Thousands of London bus users already pay their fares using contactless bank cards instead of TfL Oyster cards, which have been widely used over the past decade. Users pay different charges for different London Underground zones and for train travel, so TfL has to decide on suitable payment mechanisms, and could drive the widespread adoption of systems
