Think of meaningful questions to express that you're curious and have thought about the company.
Don't be late. Make plans for getting lost.
Learn regularly asked questions and rehearse your replies.
Be sincere, cheerful, confident, forthright and concise.
Think of body language like not playing with a pen, sitting upright, not slouching and speaking clearly.
Eat an energising meal beforehand - but no smelly meals!
Interact, maybe, with the interviewer's linkedin profile.
Suggestions for those looking for employment:
"Create job hunting arsenal and acquire jobseeking expertise. The minute your chosen career paths are picked, CVs and application letter can be tuned to demonstrate your qualities so they tally with the demands of possible employers."
Key things for this position:
Ability to multi-task and work accurately under own initiative
Ability to demonstrate initiative and work independently
Ability to prioritise workload, managing several strands of work