The major task a public relations manager must undertake is to plan, design and direct public relations programs that will both create and maintain a favorable public image for employer or client.

The main responsibility of a purchasing manager is to search for the highest quality merchandise at the lowest possible purchase cost for their employers.

Respiratory therapists test, treat and provide care to patients experiencing pulmonary difficulties.  Respiratory therapists take primary responsibility for all pulmonary care, but practice under a physician. 

Registered nurses have more opportunities and responsibilities than ever before. As medical care has improved over the years, nursing responsibilities have increased.

The main responsibility that sales managers have is to direct a business or organizational sales program. They are in charge of assigning the territories for sales, setting business and sales goals, and securing training programs for other sales representatives.

There are many subsets of careers in the sound category for TV and film production including:  audio / video equipment technician, broadcast technicians and sound engineering technicians.

Surgical technologists assist doctors and nurses during surgical procedures.  They primarily work for hospitals, but may also work for physicians who perform minor surgeries, or in outpatient care centers.