An audited performance marketing case study on how Paid Media World structured, executed, and scaled global digital course enrollments for IAOL (International Academy of Optical Learning / Foreign Languages), generating 12,014+ qualified student admissions across German, French, Spanish, Japanese, and Mandarin course clusters.
Scaling Global Language Course Sales to 12,014+ Conversions
IAOL (iaol.co.in) is a leading educational institution delivering certified foreign language training (German, French, Spanish, Mandarin, and IELTS) across India's top metropolitan hubs. We orchestrated a high-converting multi-city Google Ads acquisition engine generating 12,014.19 qualified student conversions across ₹73.67 Lakhs in media spend, while scaling high-intent remarketing ROAS up to 5.85x.
Strategic Objectives
- Hyper-Local Intent: Intercept language search demand per city (German classes in Bangalore, French classes in Mumbai).
- CPA Stabilization: Maintain course registration CPA strictly under target thresholds (~₹500 - ₹600).
- P-Max Remarketing: Capture undecided website visitors via low-cost high-converting Performance Max remarketing (₹145 CPL).
- Batch Filling: Maintain weekly admission velocity to consistently fill batches on schedule.
Campaign Architecture & Acquisition Engine
1. High-Intent Google Search
10,081.27 Conversions (84% Volume)City-clustered search campaigns capturing high-intent queries (e.g. "German language classes in Bangalore", "Learn French in Mumbai online") with Target CPA bidding.
2. Performance Max Remarketing
1,482.19 Conversions (High Efficiency)Cross-channel dynamic retargeting across YouTube, Gmail, Search & Maps re-engaging website visitors and course inquiry abandoners at a fraction of search costs.
3. Demand Gen & Visual Ads
450.74 ConversionsVisual storytelling campaigns targeting career switchers, study-abroad aspirants, and corporate professionals across Discover, YouTube Shorts, and Gmail.
| Campaign Channel Type | Conversions Generated | Conversion Share | Cost Per Lead (CPL) | Total Spend | ROAS / Value Factor |
|---|---|---|---|---|---|
| Google Search Campaigns (High Intent) | 10,081.27 | 83.9% | ₹689.08 | ₹8,904,784.41 | 1.28x Direct ROI |
| Performance Max (P-Max Remarketing) | 1,482.19 | 12.3% | ₹145.05 | ₹1,232,191.20 | 5.73x - 5.82x ROAS |
| Demand Gen Visual Ads | 450.74 | 3.8% | ₹456.62 | ₹395,790.42 | 1.92x Direct ROI |
| TOTAL ACCOUNT SCALE | 12,014.19 Leads | 100.0% | ₹613.24 | ₹10,532,766.03 | 1.43x Blended ROI |
City & Language Course Clusters
Major Course Cluster Conversions (Audited Sample)
Lead Volume Distribution by Language
| Campaign Cluster / City | Language Focus | Conversions Generated | Cost Per Lead (CPL) | Total Spend | Peak ROI Multiplier |
|---|---|---|---|---|---|
| German - Bangalore | German | 1,398.61 | ₹613.00 | ₹857,347.93 | 4.05x ROI Peak |
| German - Hyderabad | German | 1,334.19 | ₹620.00 | ₹827,197.80 | 2.51x ROI Peak |
| French - Bangalore | French | 1,079.49 | ₹671.00 | ₹725,000.00 | 5.85x ROI Peak |
| French - Mumbai | French | 742.96 | ₹774.67 | ₹742,958.75 | 3.13x ROI Peak |
| French - Hyderabad | French | 564.24 | ₹742.94 | ₹460,735.61 | 1.44x ROI Peak |
| French - Pune | French | 379.87 | ₹737.14 | ₹365,871.30 | 5.00x ROI Peak |
| German - Mumbai | German | 350.00 | ₹680.00 | ₹238,000.00 | 5.78x ROI Peak |
| Spanish - Mumbai & Thane | Spanish | 154.00 | ₹496.08 | ₹76,396.32 | 2.68x ROI Peak |
| German - Chennai | German | 285.00 | ₹867.54 | ₹285,000.00 | 2.74x ROI Peak |
Monthly Run-Rate & Weekly Scaling
Target: 309 Leads (314 CRM Leads)
Target: 363 Leads (375 CRM Leads)
Target: 405 Leads (374 CRM Leads)
Weekly Admission Leads Scaled Across Target Months (Week 1 to Week 4)
Audited Weekly DataConversion Rate & Course ROI Multipliers
Average Course Return on Ad Spend (ROI Multiplier) by Cluster
6-Month Audited AverageVerified Platform & Account Proofs
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Google Ads 730-Day Account Overview
242K Clicks | 8.05K Conversions @ ₹551 Cost/Conv. | ₹4.44M Total Cost
Google Ads All Campaigns Scaled Audit
12,014.19 Total Conversions | ₹7,367,640.14 Spend @ ₹613.24 Cost/Conv.
Scale High-Intent Student Admissions with Engineered Attribution
Paid Media World engineers qualified lead generation architectures connecting digital ad clicks directly to verified CRM revenue outcomes.