Know your skills and interests, 2. Find what you love, 3. Idealism, 4. Realism, 5. Opportunism, 6. Actual take home pay. 7. Take quizzes and assessments. It’s hard to know what type of job you should choose, but there are some general rules. If you have a passion for something, it will be easier to stick with it in the long run. Try not to be too idealistic or opportunistic, because those types of careers don’t always pay well or offer much opportunity for growth.