Carrier Pre-selection >> frequently asked questions  
    * Will I need to install any equipmernt? No - the work is done by the BT exchange  
    * Do I have to pre-dial any numbers? No - you continue to dial as normal  
    * Will this disrupt my service? No - the changeover is seamless  
    * Will this mean that I have a new number? No - you keep your existing numbers  
    * Is there a set-up fee or binding contract? No - try it for free for as long as you like  
    * Does this include my line rental? No - this stays with BT