Cases

Amazon advertising data remaining at 0 does not necessarily mean that advertising has failed. Using a real store case, this article breaks down the troubleshooting sequence for authorization, data synchronization, ASIN availability, inventory, and advertising campaigns to help sellers identify the real reason a store has no sales.

DeepBI

AI Specialist

2026-08-19

Before trialing an AI advertising tool, sellers operating across multiple marketplaces and ASINs should define authorization scope, fee caps, target ACOS, and incremental validation methods. This article uses a real anonymized case to break down decision-making risks related to Amazon advertising tool trials, fee transparency, and ROI evaluation.

DeepBI

Marketing Automation Expert

2026-08-18

A mobile accessories seller on a European marketplace generated sales after launching AI Ads, with an ACOS of approximately 4%. However, the seller still could not confirm whether the orders were incremental, whether they displaced existing ad orders, or whether they drove improvements in organic traffic and profitability. This article breaks down the business challenge and validation methods.

DeepBI

AI Specialist

2026-08-12

A mobile accessories seller on the US marketplace initially achieved lower AI advertising ACOS than the control campaign, but ACOS later rose to 118.5% while store sales declined from a period high of 696.6. This article reviews the deterioration in advertising efficiency and analyzes how to distinguish issues related to advertising, Listing, price, reviews, competition, and inventory.

DeepBI

AI Specialist

2026-08-12

A U.S. marketplace seller of mobile phones and consumer electronics saw sales decline from the March peak, while overall advertising ACOS rose to 45.8%. This article breaks down how to diagnose advertising campaigns, Listing conversion capacity, traffic quality, and scaling strategies.

DeepBI

Marketing Automation Expert

2026-08-12

Why can advertising become increasingly unprofitable during the clearance stage? Based on actual operating data from a multi-marketplace seller, this article analyzes the causes of excessively high Amazon ACOS, irrelevant clicks, and uncontrolled budgets, and introduces advertising segmentation methods for clearance products, test products, and paused products.

DeepBI

AI Specialist

2026-08-11

A multi-store Amazon US seller reduced ACOS from 49.8% to 26.8% through an intelligent advertising plan in the early stage, but sales and advertising data later contracted continuously. This article explains how to evaluate advertising efficiency, organic sales, inventory, product status, and data continuity.

DeepBI

Marketing Automation Expert

2026-08-11

Should you shut down an Amazon ad campaign when its ACOS exceeds 90%? Through an anonymized case involving a mobile accessories seller on the Japan marketplace, this article analyzes the relationship between high-cost campaigns, overall advertising efficiency, inventory status, and traffic fluctuations, helping sellers build a more effective framework for Amazon advertising optimization decisions.

DeepBI

Marketing Automation Expert

2026-08-10

When Amazon advertising ACOS is low but sales volume is insufficient, how can sellers design a 7-to-14-day validation plan around key products, budget, ACOS limits, inventory, coupons, and search traffic to reduce the trial-and-error risk of scaling advertising?

DeepBI

AI Specialist

2026-08-10

A diagnostic case study of a US marketplace seller of consumer electronics accessories: AI advertising ACOS decreased from 64.1% to 28.8%, but advertising sales scale still did not become the primary traffic source. This article breaks down the gaps among budget, advertising structure, search traffic, product conversion, and coupons, explaining how to determine whether Amazon advertising truly generated verifiable incrementality.

DeepBI

Marketing Automation Expert

2026-08-10

Based on one year of DeepBI Ads management data from an Amazon lighting seller, this case study breaks down ACOS control strategies and budget allocation methods across the launch, scaling, stabilization, and adjustment stages. It helps sellers address key challenges such as Amazon ACOS control strategies, stage-based Amazon advertising, and DeepBI Ads budget allocation.

DeepBI

AI Specialist

2026-08-06

Based on a real Amazon lighting seller case, this article breaks down the complete journey from manual bid adjustments and initial observation of DeepBI Ads to adopting DeepBI Ads management, validating results, doubling the budget, and renewing multiple times. It addresses Amazon sellers’ concerns about DeepBI Ads automation: Will it waste money? Can advertising be managed long term? How can inventory fluctuations, new-product promotion, and ACOS control be balanced?

DeepBI

Marketing Automation Expert

2026-08-06

Based on a real case involving an Amazon US lighting seller, this article breaks down the relationship between Amazon inventory and advertising. When the replenishment cycle is 50–60 days and best-selling SKUs go out of stock, how can sellers determine whether sales fluctuations are caused by ineffective advertising or inventory shortages? Using DeepBI Ads management data, the article presents advertising strategies and ACOS evaluation methods for three scenarios: stockouts, replenishment in transit, and sufficient inventory, helping sellers reduce misjudgment and clearly understand advertising’s true capabilities.

DeepBI

AI Specialist

2026-08-06

Based on a real Amazon seller case in the lighting category, this article breaks down how one year of DeepBI Ads management increased advertising sales from 4,883 USD to 62,354 USD and reduced ACOS from 27.8% to 18.2%, while increasing the share of advertising sales and total store sales. It provides valuable reference for sellers evaluating Amazon advertising management and seeking to reduce ACOS while scaling advertising sales.

DeepBI

Marketing Automation Expert

2026-08-04

Based on one Amazon lighting seller's year-long experience, this case study breaks down how to move from simply monitoring ACOS to actively collaborating with DeepBI Ads on budget control, SKU prioritization, and new-product advertising strategy—turning DeepBI Ads from a black box into a controllable, high-performing advertising operator.

DeepBI

AI Specialist

2026-07-31