File Preflight field guides
Better files start
with better decisions.
Practical, production-minded explanations for the choices behind image, PDF and print preparation.
Image Resolution for Printing
Understand PPI, DPI, print dimensions and sensible targets for photos, posters and large-format graphics.
Read field guide ↗IMAGE PREFLIGHT · 8 MIN READHow to Check Image DPI Before Printing
Learn how to verify pixel dimensions, effective PPI and print size before sending a photo or artwork file to a printer.
Read field guide ↗LARGE FORMAT · 9 MIN READ150 PPI vs 300 PPI for Posters and Large Prints
Choose a sensible poster resolution using print size, viewing distance, source quality and printer requirements instead of a universal 300 PPI rule.
Read field guide ↗PRINT PRODUCTION · 8 MIN READHow to Set Up Print Bleed for Cards, Flyers and Packaging
Calculate artwork size with bleed, understand trim and safe areas, and avoid white edges on cards, flyers and packaging files.
Read field guide ↗PDF PREFLIGHT · 10 MIN READHow to Prepare a PDF for Commercial Printing
Use a practical PDF preflight checklist covering page size, bleed, fonts, images, color, page order and final proofing.
Read field guide ↗IMAGE FORMATS · 8 MIN READJPG vs PNG vs WebP for Etsy Images and Printables
Compare JPG, PNG and WebP for listing photos, transparent artwork, downloadable printables and web previews.
Read field guide ↗BOOK PRODUCTION · 9 MIN READHow to Calculate Paperback Spine Width and Cover Spread
Estimate paperback spine width from page count and paper caliper, then build a full cover spread without scaling the printer's template.
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