A teacher who paid £2.50 to park at a country park is being threatened with court action from debt collectors. Tom Green had a meeting at Lullingstone Country Park in Eynsford on February 15 to discuss a charity event for his school. When he tried to put his number plate into the parking meter, the screen was blank. The 46-year-old pressed the green button in frustration and a ticket was issued which he displayed in his windscreen. He was able to pay the £2.50 using his phone. At the same time, another person in the car park said he was facing a similar problem. However, just a few weeks later…