The Amazon Influencer Program pays approved creators from two separate commission tables: one for traffic they send, and one for content Amazon places itself.

Play-by-play is the sequential record of every event in a game, spoken or machine readable. How the data feed became an advertising trigger for live sport.

Premium large format is the cinema trade's label for oversized upgraded auditoriums sold at a ticket surcharge, from IMAX and Dolby Cinema to in-house brands.

Inline carousel now runs mid-response for the first time, plus a second unit at the foot of the page. Advertisers still cannot segment the surface in reporting.

Narrow, balanced and broad tiers survive at 2.5%, 5% and 10% for video buyers. Seed lists start above 100 matched people, and two Google pages now disagree.

Search engine marketing is the purchase of placement on search results pages through keyword auctions, priced per click and resolved by Ad Rank at query time.

Content marketing distributes content useful enough to be sought out rather than sales material. How the discipline works, and what AI search has done to it.

Social media marketing is brand activity on social platforms, paid and unpaid. How the auction works, where the creator layer sits, and why measurement fails.

AI marketing is marketing where a model, not a person, makes the decision. How the prediction, generation and agent layers work, and where each one still fails.

Rank trackers needed 500 to 1,000 requests to resolve a single five-page ranking. Google has not documented the goto parameter or said whether it is permanent.

Nine item categories now carry fixed cushion, crate and label duties, split at a 10 kg line. One unresolved drafting note survived into the published table.

Seventeen funnel predictions replaced one hand-tuned formula, giving search teams a personalised weighting. Whether 0.36% survives beyond one platform is open.

GMV, gross merchandise value, is the total value of goods sold through a platform before fees and returns. How it is calculated, used in ads, and disputed.

Reinforcement learning is machine learning by trial and error against a reward signal. How it sets advertising bids, trains chatbots, and where rewards fail.

Click-through rate is clicks divided by impressions, the oldest metric in digital advertising. How clicks are counted, what breaks the ratio, and why it fell.

3PL means third-party logistics: an outside firm that stores, picks, packs and ships another company's goods, and sets the delivery promise that ads rely on.

SKU, or stock keeping unit, is the internal code a company assigns to each distinct sellable item, and it has now become the unit of retail media measurement.

Dropshipping is retail where the seller holds no stock and a supplier ships direct to the buyer. How the order flow, margins, platform rules and ad spend work.

Sixteen terms, four groups of four, drawn from wider than the ad stack reaches. One group reads like plain commercial English and is doing something else.

YouTube's views co-viewed metric estimates household TV viewers but appears only in creator analytics, a sponsorship figure that brands have no way to audit.