Check out what business leaders say about liberal education. You'll get to know some students and faculty, and get many of your questions answered so that the first term will go more smoothly. OSU has an enormous amount of resources, much more than new students are usually aware of. In many cases, freshmen don't get their questions answered because they don't even know the right questions to ask. This is a no-stress course that will enable you to find the resources to get the most out of your college experience.
College is much more intense than high school.
There are different grading options for most courses. Requirements for minors vary, so check with departments. For the first two weeks of the term, you can drop classes over the phone. Your instructor, to make sure you've understood the requirements of the class properly. Your adviser, to assess how this will affect your plan of study.