Workers at Crown Post Offices will stage a strike today, as part of a dispute over franchising, jobs and pay.
Members of the Communication Workers Union voted 88% in favour of strike action, on a 75% turnout on 8th March 2013.
Post Office staff have previously taken action on Easter Saturday, April 19 and April 29.
More top news
Ratings agency Moody's said victory for Brexit would "herald a prolonged period of uncertainty" for the UK.
Five people were taken to hospital after walking on coals at a Tony Robbins seminar called 'Unleash the Power Within'.
An emergency meeting will be held today to discuss the Scottish government's next steps following the UK's decision to leave the EU.