Glossary
Short definitions for terms used in this UK handbook. Links point to the chapter that explains the idea in full.
| Term | Meaning |
|---|---|
| A2A | Amazon-to-Amazon: buying on Amazon to resell on Amazon. Premium. Chapter 16 |
| A2A EU | Buying on Amazon DE/ES/FR/IT to sell on Amazon UK. Premium, UK-only. A2A EU |
| Account Health Rating | Amazon score from 0–1,000 for policy performance. Healthy is 200+. Chapter 23 |
| ASIN | Amazon's product identifier. |
| Buy Box | The offer customers buy with one click. Chapter 10 |
| BSR / BSR % | Best Sellers Rank, and rank as a percentage of ranked products in the category. Chapter 8 |
| Deal score | ArbiSource's 0–10 score for sorting leads. Chapter 4.3 |
| FBA | Fulfilment by Amazon: Amazon keeps your inventory and fulfils customer orders. |
| FNSKU | Amazon barcode that identifies your unit of a product. Chapter 26 |
| Gated / ungated | Whether Amazon requires approval before you can list a product or brand. Chapter 22 |
| Hazmat | Dangerous goods for storage/transport. Chapter 24 |
| Keepa | Third-party price and sales-rank history charts. Chapter 9 |
| Lead Check | Match, Money, Momentum, Safety → Buy / Test-buy / Watch / Pass. Chapter 19 |
| Low-Price FBA | Reduced fulfilment fees on small, light, low-priced items. Chapter 5.1 |
| OA / RA | Online arbitrage / retail arbitrage. |
| Referral fee | Amazon's percentage commission on the sale. |
| Replenishables | ArbiSource watchlist for restocking winners (Pro). Chapter 30 |
| Restriction Tracker | Monitors brand gating and attempts ungating (Pro). Chapter 22 |
| ROI | Profit ÷ cost of goods. Chapter 7 |
| Send to Amazon | Seller Central workflow to create an inbound shipment. Chapter 27 |
| Sourcing List | Your saved leads in ArbiSource; can refresh daily and export (export from Pro). |
| Transparency | Brand anti-counterfeit codes on units; never cover them. Chapter 23 |
| Vault | ArbiSource's ready-made profitable matches across built-in retailers. |