Hi [Prospect Name], My name is [Your Name] and I'm the [Your Title] at [Your Company]. We're a link building agency that helps businesses improve their search engine rankings by building high-quality links. I'm reaching out to you today because I wanted to share a case study with you. We recently worked with [Company Name] to help them build links to their website. We were able to help them achieve a [Percentage] increase in their organic traffic. I think our case study could be a valuable resource for you. If you're interested in learning more, I'd be happy to send it to you. I'd also love to schedule a time to chat with you and discuss how we can help you achieve your link building goals. I'm available [Days and Times]. Thanks, [Your Name]