Students entering a program of sustainability may be instructed in renewable energy sources and the impact of unchecked waste on the environment. Instruction in data evaluation and process assessment may occur, preparing individuals to assist their industry or employer with green energy choices.

A Doctorate of Business Administration (DBA) is a degree offered by business schools and business faculties at some universities to be pursued after completing graduate education. This is the way into careers in advanced business consulting or academia.

Part-time learning allows one to obtain a degree or qualification even if one cannot attend school on a full-time basis. One can learn at one's own pace, gradually accumulating credits that count towards a final qualification.