article_snippet: But investigators for The watchdog said there was evidence that those who pressed 5 continued to be harassed.
article_snippet: Those targeted will have included the elderly or people vulnerable for other reasons.
article_snippet: Last night, Conservative MP Jackie Doyle-Price, who is a member of the All-Party Parliamentary Group on nuisance calls, called for firms to be 'named and shamed.'
article_snippet: She said: 'You will then find out who is behind firms and the chances are that anyone who's prepared to make nuisance calls is probably playing fast and loose with the law elsewhere. '
article_snippet: We also need to be taking action against those companies using nuisance calls to generate business.'
article_snippet: But now the regulator simply has to demonstrate a firm has been a significant nuisance to apply fines of up to £500,000.
article_snippet: Nuisance calls are being taken to new levels of absurdity by firms that telephone the public uninvited – to offer services to stop cold calls.
article_snippet: Nuisance Call Prevention Service did not respond to repeated requests for comment.