In our country the truck has a fundamental importance in the industry. As the trains are of less influence, everything is transported by trucks and precisely, these Volkswagen trucks are those linked to agriculture. They carry and bring everything that agriculture produces. On this occasion, we were launching the bi-trains that are those trucks that have one more trailer and allows them to carry twice the load on each trip so we focused on a daily situation such as when we have a loose thread in our garment that when you pull you unravel the garment taking it with you.