Case Study
+28%
Revenue at Flat MER in 90 Days
Margin-protected growth through integrated media and merchandising strategy.
Client: CALPAK
Category: Travel / Fashion
Services: Paid Search, Product Feeds, Analytics & Attribution
Timeframe: 3 months
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The Situation
CALPAK, a family-owned travel accessories brand, was ready to scale but constrained by rising acquisition costs and uneven inventory visibility.
Their campaigns performed well on paper, but behind the scenes, disconnected data across Google Ads, Meta, and Shopify created inefficiencies that eroded margins.
They needed a partner who could bridge marketing with merchandising and measurement without compromising brand control.
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The Challenge
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The Solution
Block & Tam architected a precision growth system connecting demand, data, and decision-making:
Media Architecture: Built a SKU-level query map segmented by margin and stock position
Attribution Integration: Reconciled Northbeam and GA4 data to create a unified MER framework
Feed Optimization: Enriched product data and aligned pricing parity across marketplaces
Decision Layer: Established an executive dashboard linking spend, MER, and inventory velocity
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The Outcome
+28% total revenue growth with flat MER in 90 days
+14% lift in efficiency across campaigns through negative keyword and margin-based bidding
Inventory-informed spend eliminated wasted budget and stabilized profitability
Unified attribution model adopted across marketing and finance for decision clarity
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The Data Stack
[2cols]
Layer
Attribution
Ad Platforms
Data Visualization
Optimization Signals
[split]
Tools/Platforms
GA4, Northbeam, Shopify backend
Google Ads, Meta, Pinterest
Looker Studio, Google Sheets
OCI + Conversion Value Rules
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The Services Involved
Paid Search: Value-based bidding tied to margin and inventory
Product Feeds: Attribute enrichment and taxonomy alignment
Analytics & Attribution: Reconciliation of multi-source data and MTA feedback loops
Growth Advisory: Executive-level planning across marketing and merchandising