"Dear Prudence: Condom Warning Backfires with Sister"

A woman seeks advice after her brother-in-law revealed her warning about using condoms to her sister, leading to a heated argument. Prudence advises her to focus on her own mental health and future, as she cannot convince her sister to seek help. Another person seeks advice on asking out a client from the food pantry where he works, while a girlfriend seeks guidance on breaking up with her filmmaker boyfriend who uses her apartment as a studio. Additionally, a friend seeks advice on setting boundaries while offering free music lessons to a neighbor's child, and another person wonders if they should disclose a past fling with a new romantic interest's brother.