Osborne targets Vince Cable in opening election salvo

As the General Election limbers up, today saw the first day of proper campaigning with the Tories unveiling their first election poster and George Osborne hitting the road. The Chancellor did not have far to travel though, popping up to Twickenham, some 11 miles from the Treasury. His Twitter feed was in overdrive:

It says something about relations at the top of the coalition when the Chancellor chooses to launch the election campaign in his own Business Secretary’s seat. Mr S wonders whether Osborne followed Commons protocol and alerted Vince Cable to the fact that he would be swinging by his constituency?