Do compliment her appearance at least once. She prob bought a new dress and took at least an hour to get ready.
If you plan to share entrees then don't forget to do so before you eat the whole thing.
Don't call her poor bc she's a student, especially if she has a small biz where she sells something other than her time that does generate a tiny profit.
Don't ask her about her dad's death then if she got an inheritance then reprimand her for not going after her step mother harder.
Don't raise your voice at her bc she's politely answering your questions on what makes good money and how bitcoin is better than gold and it challenges your world view.
Don't see her off by telling her to be careful driving bc drunk drivers may hit her then not even text to see if she made it home.