: Relationships can evolve, and people can grow apart. Be open to change and new experiences.

: Typical conflicts include career vs. relationship choices, distance after graduation, and managing newfound legal freedoms. When Should Kids Start Dating? - Raising Teens

: Recognize that relationships come in many forms. What works for one couple may not work for another.

In fiction, especially the and Coming-of-Age genres, 18-year-old characters often navigate specific narrative arcs: Talking About Romantic Issues During Emerging Adulthood