The narrator's tone is arrogant and excited
Maybe start with them hanging out like usual. Maybe at a diner or a little cafe and decide that they’re going to do something They could be playing video games or board games at ones house and decide to go explore or something.
A pronoun antecedent agreement has to do with keeping the consistency and inclusion of genders or lack thereof when writing. For example if you were to say "A student must call their parent/guardian before riding a different bus or she will not be allowed to ride said bus." you would be violating the pronoun antecedent agreement by saying she rather than they.
Answer:
It is important to fit your persuasive appeal to your audience's interest because they will not bother to listen to you or consider your idea if it does not relate to them. In the context of the similarity heuristics, the appeal should be something relatable and 'similar' in terms of their interests.