There are more types of J-1 visas, version I know about is to get a job offer fist, signed by US employer from some restaurant or other seasonal work. Its summer work and travel program. This is the easiest way to come and work for summer legally if you are regular student.
Dealers use term "Hold back" (dealer incentives) that will give them a hint You know how it works.
Also, has anybody used truecar.com - does it really work with prices or its just to get you in dealership to tell you they are out of that specific "deal".
10PM - 4AM For me there is a huge variation depending on where I am with project, slow start and very productive at the end - not necessary a deadline, but that helps to.