İZBAN prevents 20 thousand private cars from entering the traffic every day: Samet Şen from Ege University Engineering Faculty Civil Engineering Department, Assoc. Dr. His graduation thesis titled "Izmir Suburban System Before & After Study" prepared by Yalçın Alver revealed that 37 percent of İZBAN passengers are private car owners. Accordingly, nearly 20 thousand private car owners or partners prefer İZBAN instead of using them. Thus, while reducing traffic congestion and fuel consumption, it also helps prevent environmental pollution.
The traffic relief in Altınyol, which connects the northern region of İzmir with the center, shows that the parking lots in front of the stations are constantly filled as the most important evidence when connecting to this feature of İZBAN. In particular, Mavişehir and Aliaga stations in front of the car park is hard to find. 55 percent of the private car owners participating in the survey once a week, 20 two three, 21'i four five days they said they preferred İZBAN.
On the other hand, shortly after IZBAN started to work in 30 August 2010, the workplaces in Çiğli and Aliağa organized industrial zones also disabled personnel services. The implementation of the facilities that distribute public transport cards to its employees based on the ease provided by IZBAN has also ensured a significant reduction of road vehicle traffic in the northern region.