Prestige & Performance needed Google Ads to drive service bookings, performance tuning enquiries, and phone calls from European car owners across Brisbane. With brand-specific searches (BMW, Mercedes, Audi, VW, Porsche) competing against dealership and franchise mechanic advertising, they needed high efficiency from a modest budget.
A three-tier campaign structure delivered 198 conversions at $13.71 CPA — an exceptional result for the automotive service market — proving that campaign architecture matters more than raw budget.
198.15 conversions on just $2,716.97 spend — $13.71 cost per conversion
Exceptionally strong ad relevance across all campaign tiers
High-quality traffic confirming strong keyword-to-landing-page alignment
Branded Search: 79 conversions at just $4.36 CPA with 24.11% CTR
Brand-Specific Search: 82.92 conversions — the account's strongest volume driver
Platforms Used
- •Google Ads
- •Google Search
- •Call Tracking
- •Negative Keyword Management
Services Outline
- •Google Ads Management — Structured search campaigns across three campaign tiers
- •Branded Search — High-intent branded campaigns at ultra-low CPA
- •Brand-Specific Search — BMW, Mercedes, Audi, VW, Porsche campaigns
- •General Search — Broader European car service term campaigns
- •Negative Keyword Expansion — Rigorous filtering of low-intent traffic
The Challenges
Our Solution
We structured campaigns into three tiers — Branded, Brand-Specific, and General — creating a natural efficiency ladder that anchored overall account performance.
Three-Tier Campaign Structure
- •Tier 1 — Branded Search: ultra-low CPA, highest CTR, anchors account performance
- •Tier 2 — Brand-Specific Search: BMW, Mercedes, Audi, VW, Porsche service keywords
- •Tier 3 — General Search: broader European car service terms for volume
- •Tiered structure allows efficient scaling without harming overall account CPA
Traffic Quality Management
- •Rigorous negative keyword expansion to filter low-intent traffic
- •Bid stability maintained during scaling periods to avoid algorithm disruption
- •Spend scaled gradually while CPA remained stable month-on-month
- •Regular search term report reviews informed ongoing negative keyword additions
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