Letter-Sized Brochures 8.5" x 11" QuantumPostcards Support July 09, 2014 20:49 Updated Click on the file below to download Guideline Templates. Flyers-Brochures Letter JPEG.zip 2 MB Download Flyers-Brochures Letter PDF.zip 100 KB Download Flyers-Brochures Letter PUB.zip 2 MB Download Related articles Uploading Your Mailing List Ledger-Sized Brochures 11" x 17" Letter-Sized Booklets 8.5" x 11" Standard Business Cards 2" x 3.5" Smudges & Smears On Postcard Orders