Sky Digital were the first company in the UK to launch digital television back in 1998. They offer a number of different Services including high definition television along with interactive content and on demand services. Sky Digital have recently joined the triple play market, by offering telephone and broadband alongside their digital packages. The service is provided via satellite so most of the UK can receive the signals. You will need a BT line to connect to the telephone and broadband service.
Virgin Media are the fresh new face of cable television in the UK. Having their own quick fibre optic cable has enabled them to have some advantages over their competition, as they can offer quicker broadband speeds and their television isn't affected by the weather as the cables are buried undergorund. Virgin Media were the first company in the UK to offer quad play services, offering telephone, broadband and mobile phones alongside their television packages. Virgin Media is only available in cabled areas so check for availability before you sign.