You Have to Know How to Say No(2015)

You Have to Know How to Say No is a French comedy about a man learning to set boundaries—until his neighbor derails his plans. René has committed to personal change and mastering the art of refusal, but when she asks him to care for her ailing sister-in-law, his resolve crumbles. What begins as a simple favor spirals into complications that test his newfound determination. The film explores the gap between intention and action, finding humor in the everyday struggle to prioritize yourself. It's a warm, character-driven story about the messy reality of self-improvement and the people who make it harder than it needs to be.