Specify your career goals and why you would like this role.
Eat a healthy breakfast before - don't have stinky ingredients!
Thank the interviewer(s) in person, by email or by post. Common courtesy, alongside politeness really helps in interviews.
Keep your words work-safe during the interview.
Consider your answers. You shouldn't feel pressure to answer rapidly.
Don't go off on tangents. Keep your focus on your better qualities.
Don't brag too much. Being humble is powerful.
Job Hunting Tips:
"Before you begin to apply be sure to find all you can about your potential employer. Understand what it is that they do, their competition, and things that they feel are important. An employer isn’t going to give much credit to your words if you don’t know their operations."
Some useful things would be:
Degree qualified or equivalent experience
Willingness to share knowledge
A Bachelor's degree is preferred; however, professional experience can be substituted if applicable
Proven experience of working within a similar role