For some families, it is several tens of euros saved each month… As for the other advantage of this free service, it is obviously for the environment . People no longer pay to get around, so they don't hesitate to leave the car in the garage ! The Hauts-de-France region seems to really act for users ... Perhaps other French regions could follow the example of the ch'tis? The users would be better off and the Planet too!https://www.neozone.org/societe/calais-une-frequentation-en-hausse-de-70-depuis-la-gratuite-des-transports-en-commun/