Q: Commuters prefer taking train of transportation in metropolitan area,while commuters prefer taking car or bus of transportation in regional city in Japan.


A: In Japan, commuters in metropolitan areas prefer taking trains, while those outside the city prefer driving or taking the bus.
Q: Commuters may know what they should do, but be worried that when many commuters walk on the escalator, if they stand two breasts without walking on it, other commuters who want to walk will turn the anger against them. So if the staffs do that on behalf of them, they will be able to do the same without worrying. この表現は自然ですか?
A: Commuters may have an idea what they should do, but they may worry about taking up to much room on the escalator, if two commuters stand side by side or if u take up to much room you may anger other commuters who want to walk up them or down them. So if u stay to one side and leave the other clear people will be able to move without trouble.
Q: "Commuters will not leave their cars at home. Home unless there is a real financial incentive"
Could you explain me the function and when I use the structure "noun+unless" please?
A: It is saying people who travel to work via car will not leave cars at home unless a financial incentive (reward) is offered.

Unless means it will not happen if something is not offered.
Q: Commuters more prefer taking trains than others transportation as long as in urban areas. この表現は自然ですか?
A: QAの全文をご確認ください