They're the UK leader in landline telephone services, the internet and mobile phone operations and have attracted a lot of controversy over the years regarding the "opening up" of their network as ordered by the industry regulator. After years of discussion the situation has now progressed and while they lost custom initially, they are more than making up for it in the UK broadband market.

In the past the service has been known by a variety of names including BT Yahoo! Broadband, BT Openworld and BT Broadband, but it now seems that the company has decided on BT Total Broadband. As one of the major telephone service providers in the UK, BT has been able to offer a large number of add-on services to make them more attractive to broadband customers.