Travel: route, photos, rest, budget, and reactions when plans change.
Direct answer
Travel, meal, movie, and event companions: will this plan feel easy?
Start with the judgment: familiarity does not guarantee a good companion. Purpose, budget, pace, and boundaries should be clear before the plan grows.
Open the full readingMeals: taste, payment, comfortable silence, and topics to avoid.
Movies and events: taste, queues, photos, after-event talk, and date expectations.
Groups: who leads, who delays, who drains the mood, and how money is split.