Cases

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

A practical case study of how a US marketplace lighting seller overcame unprofitable advertising with an original ACOS of 78.8%. Through DeepBI Ads management, ACOS was optimized to 18.2% within one year, while advertising sales grew from $4,883 to $62,354 and were handled almost entirely by DeepBI Ads. A useful reference for sellers struggling with high amazon acos and Amazon advertising losses.

DeepBI

Marketing Automation Expert

2026-07-31

How can seasonal sellers determine whether an advertising or Listing problem is limiting performance after advertising gains momentum? This article examines a barbecue supplies seller's operating changes, breaks down the optimization sequence for high-ACOS products, inventory constraints, and weak Listing competitiveness, and presents a verifiable path for coordinated Amazon advertising and Listing optimization.

DeepBI

AI Specialist

2026-07-31

Why shouldn't sellers look only at growth after ads generate sales again? This article examines a seasonal barbecue supplies seller's real operating changes and explains how to diagnose high Amazon ACOS, ad spend without conversions, and parent ASIN performance.

DeepBI

Marketing Automation Expert

2026-07-31

Should Amazon sellers restart advertising for seasonal products during the peak season after pausing campaigns? Using the business changes of a barbecue-supplies seller, this article analyzes the seasonal demand recovery, advertising restart, inventory, and product conversion capability behind the sales increase, and introduces an approach for validating advertising performance.

DeepBI

AI Specialist

2026-07-29