Conservative leader given renewed hope of securing an overall majority in the the Commons after party strategists indentified 20 Labour seats that have unexpectedly become winnable following rise of the Lib Dems.

Cable meanwhile trading up around 1.5425 from North American close Friday down around 1.5375. Today is scheduled to be last day of British Petroleum buying for dividend purposes ahead of tomorrows Q1 results announcement.

(At writing cable up at 1.5450. Possibly BP interest either going through or being front run)