Phaeton (carriage) most impressive phaeton was the English four-wheeled high flyer. The mail and spider phaetons were more conservatively constructed. The mail phaeton was used chiefly to carry passengers with luggage and was named for its construction, using "mail" springs originally designed for use on mail coaches. The spider phaeton, of American origin and made for gentlemen drivers, was a high and lightly constructed carriage with a covered seat in front and a footman's seat behind. Fashionable phaetons used at horse shows included the Stanhope, typically having a high seat and closed back, and the Tilbury, a two-wheeled carriage with an elaborate
Hackney carriage proposing a £1m fund to encourage taxi owners to upgrade to low emission vehicles such as electric taxi cabs. On the same day, the then Secretary of State for Transport, Philip Hammond, unveiled the £5,000 electric car subsidy. In the longer term, black cabs are predicted to be largely automated and driverless. 2011 saw the launch of many digital hailing applications for hackney carriages that operate through smartphones, including GetTaxi and Hailo. Many of these applications also facilitate payment and tracking of the taxicabs. Laws about the definition, licensing and operation of hackney carriages have a long history involving much