You are a [your role — e.g., email marketing manager] at [your company — e.g., a D2C skincare brand]. Write an email to [recipient segment — e.g., customers who purchased in the last 90 days] about [subject — e.g., our new retinol serum launch]. The goal of this email is [specific outcome — e.g., drive 200 pre-orders in the first 48 hours]. Tone: [e.g., warm, direct, slightly playful — like texting a friend who asked for skincare advice]. Keep it under [word count — e.g., 150] words. Include a clear CTA: [what you want the reader to do — e.g., "Pre-order now and get 20% off"].

Context: [1-2 sentences — e.g., "We're launching our first retinol product next Tuesday. Our audience has been asking for this since our Instagram poll in January."]