Field notes
The agent game, explained.
Everything we'd tell a friend before their first haul — no invented fees, no stale screenshots, just how the flow actually works and how to not get burned.
Start here · 7 min
How to Use a Shopping Agent (2026 Beginner's Guide)
What shopping agents like Kakobuy and OopBuy actually do, how ordering works step by step, and how to avoid beginner mistakes.
Read the guideComparison · 6 min
Kakobuy vs OopBuy vs USFans: How to Choose an Agent
A practical framework for choosing between Kakobuy, OopBuy, USFans, LitBuy and Weidian direct — fees, QC, shipping and service compared honestly.
Read the guideQuality control · 5 min
How to Read QC Photos Like a Veteran
Quality-control photos are your only inspection before shipping. The checklist: stitching, materials, accessories, measurements and re-shoot etiquette.
Read the guideLogistics · 6 min
Shipping Lines Explained: Picking the Right One
Economy vs express, volumetric weight, customs basics and consolidation — how to pick a shipping line without overpaying or overthinking.
Read the guideAgent deep-dive · 8 min
Kakobuy in 2026: Fees, QC Photos, Storage & What to Watch
How Kakobuy actually works — the real cost structure behind '0% fees', 100-day storage, QC photo policy, payment charges, and the clone-site trap.
Read the guideAgent deep-dive · 7 min
OopBuy in 2026: Shipping Lines, Fees & the Two-Payment Model
An honest OopBuy guide: the no-service-fee model, 90-day storage, 17 US shipping lines, coupon reality, and why the second payment surprises beginners.
Read the guideAgent deep-dive · 7 min
USFans in 2026: US Lines, Free HD QC Photos & the Fine Print
USFans researched: 3-7 free HD QC photos, 90-day storage, US shipping from ~$38/kg, deposit-refund pricing — and the dispute-lock rule you must know.
Read the guideAgent deep-dive · 7 min
LitBuy in 2026: Pack-First-Pay-Later, PayPal Quirks & a New Agent's Risks
LitBuy researched honestly: 3 free QC photos, 90-day storage, the Pack-First-Pay-Later flow, PayPal eCheck delays, CNY 5,000 insurance cap — and why 'scam' reviews are usually a misunderstanding.
Read the guideCustoms · 6 min
US Customs in 2026: De Minimis Is Gone — What Agent Buyers Pay Now
The $800 duty-free threshold was suspended in August 2025 and remains suspended. What US buyers actually pay in 2026, why agents push DDP lines, and how to budget landed cost.
Read the guideReference · 5 min
The Rep Glossary: W2C, QC, GL/RL, Batches & Every Term Decoded
Every term you'll hit in finds communities, explained: W2C, QC/PSP, GL/RL, LC, GP, B&S, TTS, batches, haul, green mat, Yupoo, DDP and more.
Read the guideSizing · 6 min
CN Sizing Decoded: Measure, Never Trust the Letter
Chinese sizes run 1-2 letter sizes small and shoe numbers are ambiguous. The pit-to-pit method, Old CN vs Mondopoint, and the one number that predicts shoe fit.
Read the guideDiscovery · 8 min
Finding Finds: Spreadsheets, W2C, Yupoo & Reverse Image Search
How buyers actually find products: the W2C loop, spreadsheet culture, Yupoo catalogs, reverse image search tools, seller trust heuristics and the red flags that save you money.
Read the guide