10:00am David Cameron visits Nantwich, Prestatyn and Wolverhampton
10:00am Nick Clegg visits Warrington Rugby Club
10:30am Green's Caroline Lucas meets delegates at sustainability conference, University of Brighton
11:30am Plaid Cymru's Hywel Williams visits the Shelter Cymru centre in Rhyl to meet case workers helping people in need of housing.
12:00 SNP Leader Alex Salmond joins PPC for Linlithgow and East Falkirk, Tam Smith on visit to the Verdo Renewables plant.
13.45pm Nick Clegg goes to Hull to meet engineers on work-based training schemes
13:45pm Chancellor Alistair Darling visits Realtime Words
19:00pm Stop Climate Chaos holds hustings in Bristol North West.
19:30pm Conservative policy chief Oliver Letwin, Dr Sue Farrant (Liberal Democrat) and Dr Steve Bick (Labour) participate in West Dorset Climate Question Time
7.55pm Plaid Cymru election broadcast on Channel 5
7.55pm onwards Labour party election broadcasts on various channels
You can follow the movements of the party leaders and see how narrow their focus is on a small number of 'marginal' constituencies, with the Electoral Reform Society: http://www.ekklesia.co.uk/node/11752