I don't have a computer. A. Benefits include the ability to fit a course into a difficult schedule, decreased commuting time to class, no parking problems, self-paced learning, etc.
Some students miss the contact with the professor and other students.
Other students need the deadlines of class attendance to keep up with materials. Yet others find that they lack the necessary computer skills to be successful in an on-line course. Then there are the occasional problems with the server, your computer crashing, the dog eating your diskette, etc. UHV professors keep office hours and you can come to them if you like. If you try when the professor is not there, you can leave a voice-mail message and your professor will call you back.