Lead-in used in a sentence

Lead-in in a sentence as a noun

Its also a good lead-in to a more experiential question: Okay, can you describe a time youve used a set of some kind?

Possibly this is the lead-in to realizing that society is also a complicated game we play with each other.

I think that people use "women and men can't be friends" as a lead-in to "and that's why women should stay at home", and that's why it's super confusing to read about it from this perspective.