In payment processing, a (also known as an Issuer Identification Number or IIN) consists of the first 6 to 11 digits of a credit or debit card. For PayPal-branded cards:

: This usually means a complete set, an uncut sheet, or an entire item (a "piece") available for immediate purchase at a fixed price rather than an auction.

: Developers can access structure details for BIN fields (like binCountryCode or issuingBank ) via PayPal's Server SDKs . 2. Trading: "Buy It Now" (BIN) Full Piece

: These numbers identify the issuing bank (like PayPal Europe S.a.r.l.) and the card type (e.g., Mastercard World Business Debit).

In online resale or trading communities (such as for collectible cards or thrifted items), often stands for Buy It Now :

: PayPal is the standard accepted payment method for these transactions. BIN 535681 information - PST Pulse

: Merchants use these to verify card validity and prevent fraud through tools like the PayPal BIN Risk List Match Filter.