"We know that there are going to be a lot of people, a lot of footfall and perhaps atypical customer demand," says Alain Teixeira, head of area management coordination at RATP, during a training day for the volunteers who will be helping tourists on Paris transport during the Olympic Games. RATP, which plans to recruit and train 3,000 volunteers - also known as "helpers" - from its own teams to provide assistance during the Olympic Games, can already count on 2,500 people. IMAGES AND SOUNDBITES