ian wrote:[color=blue]
> I now want to use broadband, so I assume I will have to contact BT to
> install a new line from the junction box to a master socket inside the
> house. However, I don't want a phone account, as the line will only be
> necessary to carry broadband, and I will be using VoIP over the line for
> all phone calls.
>
> Is this a possible scenario, or will I have to become a BT phone
> subscriber (paying line rental) as well?[/color]

No, you will still have to pay line rental. This covers the upkeep of the
cabling between you and the telephone exchange.
[color=blue]
> Also, as a previous customer at this location, will I have to pay an
> installation charge?[/color]

Probably, as the line will require an engineer visit to connect.
[color=blue]
> Finally, any recommendations for a broadband supplier? Or warnings
> against choosing any particular supplier?[/color]

Where are you?