[A-C] [D-H] [Terms I-N] [O-U] [V-Z]
- IBC — Inside back cover
- IFC — Inside front cover
- Imp. — Imported
- Init. — Initialed
- Ins. — Insurance
- ITF — Impossible to find
- L — Large
- LB — Letterbox (widescreen) format
- LE — Limited edition
- Liq. — Liquidation
- LN — Like new
- LOT — Group of multiple items sold together as a "lot"
- LTD — Limited edition
- M — Medium
- Manf. — Manufacturer
- MC — Miscut
- MIB — Mint in box
- MIBP — Mint in blister pack / Mint in bubble pack
- Mint — In original retail condition
- MNB — Mint, no box
- MO — Money order
- MOP — Method of payment
- MP — Matched pair
- MS — Must see / Microsoft
- NARU — Not a registered user (Refers to users that have been suspended)
- NB — No box
- NBU — Never been used
- NBW — Never been worn
- Neg. — Negative feedback
- NIB — New in box
- NIBP — New in blister pack / New in bubble pack
- NM — Near mint
- No Deadbeats — Seller desires committed bidders only
- NOS — New old stock
- NOT — Used in keyword spamming or scams, so be careful; example: "Western Digital 200GB New Box NOT Drive" refers to a new hard drive box being sold, not a new-in-box hard drive itself
- NPB — Non-paying bidder
- NR — No reserve
- NS — No shipping
- NW — Not worn / Never worn / Needs work
- NWT — New with tags
