FIFA inspectors are beginning a four-day trip visiting facilities and stadiums in Manchester, London, Sunderland and Newcastle this week.
Deputy Prime Minister Nick Clegg will also meet the FIFA delegation in Downing Street before touring Wembley Stadium with England manager Fabio Capello.
Weber Shandwick handles the global PR support for the bid, while Pitch is in charge of promoting the bid in the UK.
Weber Shandwick and Pitch are promoting ‘Wear Your Shirt to Work Day’, which happens tomorrow to mark 100 days to go until England finds out if its bid to host the World Cup has been successful.
People across the country will be encouraged to swap their regular work attire for their favourite football strip to demonstrate their support for England's World Cup Bid. Weber Shandwick and Pitch's staff will also be participating.
'Wear Your Shirt To Work Day' is supported by candidate host cities and local counties across the country, as well as England 2018 partners including Morrisons, BT and British Airways.
Previous PR activity last week was designed to ramp up coverage for Back the Bid. Last Wednesday, actor Ray Winstone announced ‘Wear your Shirt to Work Day’, while footballer David Beckham, a prominent bid supporter, announced Back the Bid Week last week. Paul the Octopus was also revealed as England 2018 ambassador on Friday and received coverage in the national newspapers.
Other PR activity included a first person piece over the weekend by England footballer Rio Ferdinand in the Daily Mail.PRWeek revealed Weber Shandwick had been hired to support the England bid in February this year.