A content marketing executive at DigitalGrads shares her experience of creating case studies that boosted their sales and reconnected them with old clients. She emphasizes the importance of social proof, storytelling, and multiple perspectives when writing case studies. Key takeaways include leaning into client and topic, getting quotes from multiple people, doing the heavy lifting yourself, promoting the case studies across marketing channels, being honest about representing your product or service accurately, and reusing them to remind your team of great work done.