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PPC
About the project
An online bookstore with a wide product range: from children's and educational books to fiction and niche publications. A niche with a low average order value, high competition, and price sensitivity, where advertising must drive volume and repeat purchases rather than one-off sales.
Objective
The main objective was to increase order volume and scale traffic while maintaining control over efficiency.
The goal was not to “squeeze the maximum out of every transaction.” On the contrary, it was important to:
- build a stable sales channel
- ensure predictable growth
- avoid skewing toward low-quality traffic
- maintain profitability across the entire system
Context and Challenges
Online book sales have their own specific characteristics:
- a large product range with varying margins
- some products are purchased impulsively, others deliberately
- Performance Max quickly loses focus without clear boundaries
- scaling without structure leads to volume growth without real benefit
The key challenge was to make growth manageable rather than chaotic.
Our Approach
We built advertising around user behavior and purchase logic, not around campaign formats.
Core principles:
- campaign segmentation by product type
- a separate approach for educational, children’s, and mass-market literature
- controlling Performance Max through structure, not budget limitations
- emphasis on stability rather than short-term spikes
Execution
During the process, we:
- built multiple Performance Max campaigns for different book categories
- separated priority categories with better performance dynamics
- limited the influence of low-performing products
- gradually scaled campaigns without abrupt changes
- balanced traffic to ensure smooth growth
As a result, advertising began functioning as a system rather than a collection of tests.
Conclusion
Over the selected period:
- a stable ROAS of approximately 3.7 was achieved
- click and conversion volume grew without dips
- Performance Max became the key source of scaling
- growth occurred without losing control over traffic quality
Important: the result was achieved without aggressive budget pressure — through structure and logic.
Analytics and confirmation of results
Conclusion
This case is about a systematic approach in a complex e-commerce niche. In book sales:
- growth without structure quickly becomes inefficient
- automation without control produces “nice numbers” but not business results
- stability matters more than one-time spikes
That is precisely why the focus was not on “clever tweaks,” but on controlled scaling that allows the business to grow predictably.