What are the things, matter that we should talk in courtship perioid?

crucial matters like money because that is a big one that breaks couples up. Religious opinions, political stuff, what you both like to do for fun, hobbies, families, how you see yourself in the future like if you see yourself moving to a city or beach where you would like to retire, maybe your partner would like to move to the country side. stuff like that things that are "hot" topics