Naturally, you will need to know where and when it will take place, but getting additional details is critical. How expenses are to be handled. A few of the most common are mentioned here with suggestions on the best way to handle them. Resist the urge. It could eliminate you from further consideration.
Proper etiquette is absolutely essential.
Also, choose your meal wisely. None is preferable. No employer will fault you for not drinking, but some may get a negative impression if you order even one. You cannot go wrong by choosing non-alcoholic beverages during the interview process. Remember, regardless of where you are, who you are with, or what you are doing, you are being evaluated as a potential employee of the organization.