Knowledge Base
How-to, definitions, comparisons and troubleshooting
Practical CrossKit articles for marketplace prep. Each page is written for crawlers and sellers: a clear lead, then steps or sections, then a tool you can open in the browser.
How-to
Numbered steps you can run in the browser, then paste into a marketplace admin.
- How to compress Amazon product images
- How to build UTM links for Shopify
- How to calculate cross-border ecommerce profit
- How to translate a listing for international sites
- How to resize images for marketplace upload
- How to generate TikTok Shop hashtags
- How to format a Shopify product CSV for import
- How to optimize an Amazon product title
Definition
Plain-language meaning first, then how CrossKit uses the term on a tool page.
Comparison
When to use CrossKit versus a general app or a manual process—not a fake scorecard.
Troubleshooting
Fix a specific upload, CSV or title failure without invented revenue claims.
- Amazon image upload rejected: what to check
- Shopify CSV import failed: what to fix
- Listing translation sounds unnatural: how to fix it
- Profit margin looks wrong: what to recheck
- UTM parameters stripped from a URL: how to restore them
- Amazon title too long or rejected
- Product image too small for marketplace upload
- TikTok Shop hashtags look spammy
Best practices
Repeatable listing, image and pricing habits. Marketplace help pages remain the live rules.