<sod >we will not contribute significantly to the EU," the Prime Minister said. "The days of Britain making vast contributions to the EU will end," she added. The Prime Minister was laying out her "12 principles" which will guide Britain's negotiating position after it triggers Article 50 at the end of March, beginning the two-year process of leaving the bloc.< eod>< sod > She said: "We will seek to avoid a disruptive cliff edge and we will do everything we can to phase in the new arrangements we require as Britain and the EU move towards our new partnership." The Prime Minister was listingÂ her "12 principles" which will guide Britain's negotiating position after it triggers Article 50 at the end of March, beginning the two-year process of leaving the bloc.< eod>