Seller Guides
Product photos, listing images and video ads for online sellers.
Shopify Banner Size (2026): Hero, Slideshow and Mobile Crop
Why Shopify banner size depends on your theme, safe sizes for Dawn hero and slideshow sections, how mobile cropping works, and how to make a banner from a square photo.
How to Resize an Image Without Losing Quality (2026 Guide)
Why resizing blurs images, which resampling method to pick, step-by-step instructions for every common tool, and how to enlarge or hit exact marketplace sizes without stretching.
How to Remove Shadows from Photos (2026): iPhone, Android, Lightroom and AI
Step-by-step ways to remove shadows from photos with phone editors, Lightroom, Photoshop and AI, how to prevent them with diffusion and fill, and when a shadow helps.
How to Fix Grainy Photos (2026): Noise Reduction in Lightroom, Photoshop and Phone Apps
What makes photos grainy, how to prevent noise at the shoot, how to reduce it in Lightroom, Photoshop and phone apps, and where noise reduction starts costing detail.
How to Remove Glare from a Photo (2026): Glasses, Glass, Screens and Packaging
How to remove glare from glasses, framed glass, screens and shiny packaging with phone tools, Lightroom and AI, how to prevent it with angle and polarizers, and where editing stops working.
How to Reduce Image File Size (2026): Compress, Resize and Free Tools
Compress versus resize, the quality settings that look identical, which format is smallest, free tools on every device, and the email and marketplace size limits.
How to Write Product Titles (2026): Formulas and Character Limits for Amazon, Etsy, eBay and Shopify
A product title formula for each major marketplace, current character limits, the right keyword order, before-and-after examples and what never to put in a title.
Product Description Examples (2026): 16 Short Examples and a Formula That Works
Sixteen short product description examples for kitchen, beauty, clothing, handmade, tech, pets and more, with the formula behind them and a template you can copy.
Product Photo Color Accuracy (2026): Why Colors Look Wrong and How to Fix Them
Why product colors come out wrong, and a repeatable workflow to fix them: lighting, grey cards, screen calibration, sRGB export, phone checks and color descriptions.
How to Make a Product Catalog (2026): Step-by-Step Guide for PDF, Print and Wholesale
Choose a format, make every product photo match, lay out pages that are easy to scan, build a wholesale line sheet and export the right PDF for print and email.
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