...2. Reduced operating expenses. Collecting fares means you need an entire cash management apparatus. Handling money requires care, proper processes, accounting, security, etc. Get rid of all that and you are saving money. Plus, you don’t have to worry about enforcement. Even on POP systems you’ve got the labor of people auditing tickets. Why bother? And you don’t need to pay repair technicians to service this equipment because it will never break down because it doesn’t exist. That also means no spare parts, which can mean less storage requirements, etc. And with less personnel you probably need a smaller office. The list of savings goes on and on.... Urbanophile