
Practice, practice, and more practice. You will likely require months and NOT weeks to prepare. Don't just wing it. You don't want to blow your shot. Although you can retry in 6 months or 1 year.
Eye contact, smiling, enthusiasm, talk through your problem solving, ask questions to get more details about interview questions, enjoy your lunch
Be yourself.
Help answer questions real people are asking about your company. Your answers will be 100% anonymous.
The person asking the question will be notified of your answer, and it will be posted publicly. Your identity will be kept private