The incumbent British Prime Minister David Cameron put on a brave face as he turned out to vote in the UK’s most unpredictable election in decades.<br /><br /> Polling stations opened at 7 o’clock in the morning local time and close at 10 pm Thursday night (11 pm CET).<br /><br /> The first indication of whether or not Labour’s Ed Miliband has a chance of getting into Downing Street will come shortly afterwards.<br /><br /> Three of the main TV broadcasters will release a forecast based on exit polls carried out across the country.<br /><br /> Threatening to deliver surprises in this ballot are the fringe parties, such as the UK Independence Party of Nigel Farage, or the Scottish National Party led by Nicola Sturgeon. <br /><br /> If, as expected, neither the Conservatives nor Labour wins an overall majority, talks would be held with the smaller parties.<br /><br /> There could be a formal coalition, like the one that Cameron has led for the past five years with Nick Clegg’s Liberal Democrats.<br /><br /> But there could also be a fragile minority gover