When you go for job interviews and internships at agencies, your ability to present yourself and your work as professional will make all the difference between success and disappointment. My Biases about Professional Copywriting - The people who are primarily responsible for its truth in advertising are those who create the advertising. To create good advertising you must have a well-furnished mind. Invest enthusiastically in courses in liberal arts. Get to know what good is.
Most advertising fails because it is so damned boring.
Copying someone else's idea confirms you have no good ideas of your own. Cardinal sin in the business. The best students become the best professionals and the best professionals never stop thinking of themselves as students. So does music. Use these tools very, very carefully.