A formal business letter template for agencies. Includes a professional letterhead, structured recipient block, and clean typography. Perfect for marketing, design, development, and consulting agencies. Generate personalized letters at scale via the PDF4.dev API.
Use a consistent letterhead across all company correspondence
Keep the body text concise and professional, under 400 words
Include a clear call to action in the closing paragraph
Use Handlebars variables for recipient personalization in mail merges
Set up letter templates for common communications (proposals, confirmations, follow-ups)
Sign up for PDF4.dev and use this template to generate pixel-perfect PDF letters from your application with a single API call.
Get started free