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The quality of the answer is suggested by people's preference for it.
A long commute always eats into your personal time (because it's working hours + commute time that you're away from your own activities). The chance of an employer paying for your commute is slim, but not unheard of. Just look at the rush hour - people are nuts to drive for hours over a few bridges so they can live far from work. Many people work (commute) an extra 25% for free, every day, for many years ...
As for "legal advice" we don't offer it nor would most people want random unqualified people to offer it.
Ask politely to be paid extra.
I always make a point of mentioning that the employers ideas and whatever they want is important, because it's money in my pocket. Extra interviews, lots of questions or tests are the best because it will cost an arm and a leg, or they can forget about it. What you can get away with is determined by the labor market, if they can't replace you then they want to accommodate your needs; sometimes ...
I've seen many businesses sit stagnant for decades because they couldn't find anyone to accept their conditions, but the owners and their families can say they own a business and are employed.