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Paid Advertising · Case Study

Five pounds back for every pound spent, over eleven months

How an optimised Google Ads strategy turned £26.5K in ad spend into £141K in attributed revenue, a 532% return against the client's 400% break-even, between 1 October 2025 and 26 August 2026.

Monthly ROAS vs break-even
Monthly ROAS vs break-evenBar chart of monthly return on ad spend from October 2025 to August 2026, against a 400% break-even line. Oct 25 552%, Nov 25 481%, Dec 25 561%, Jan 26 511%, Feb 26 396%, Mar 26 511%, Apr 26 526%, May 26 668%, Jun 26 653%, Jul 26 562%, Aug 26 429%. Ten of the eleven months sit above break-even; February 2026 at 396% is the exception. August 2026 covers 1 to 26 August and is understated by conversion lag.0%200%400%600%Oct 25Nov 25Dec 25Jan 26Feb 26Mar 26Apr 26May 26Jun 26Jul 26Aug 26Break-even396%668%Monthly ROAS vs break-evenBar chart of monthly return on ad spend from October 2025 to August 2026, against a 400% break-even line. Oct 25 552%, Nov 25 481%, Dec 25 561%, Jan 26 511%, Feb 26 396%, Mar 26 511%, Apr 26 526%, May 26 668%, Jun 26 653%, Jul 26 562%, Aug 26 429%. Ten of the eleven months sit above break-even; February 2026 at 396% is the exception. August 2026 covers 1 to 26 August and is understated by conversion lag.0%200%400%600%Break-evenOct 25Nov 25Dec 25Jan 26Feb 26Mar 26Apr 26May 26Jun 26Jul 26Aug 26

August 2026 covers 1 to 26 August and is understated by conversion lag.

Source: Google Ads, full account export

Monthly spend vs attributed revenue
  • Ad spend
  • Attributed revenue
Monthly spend vs attributed revenueGrouped bar chart comparing ad spend with attributed revenue each month from October 2025 to August 2026. Oct 25, spend £1,788, revenue £9,861; Nov 25, spend £2,871, revenue £13,793; Dec 25, spend £2,868, revenue £16,075; Jan 26, spend £2,147, revenue £10,976; Feb 26, spend £2,190, revenue £8,675; Mar 26, spend £2,454, revenue £12,534; Apr 26, spend £2,316, revenue £12,185; May 26, spend £2,206, revenue £14,740; Jun 26, spend £2,475, revenue £16,167; Jul 26, spend £2,828, revenue £15,901; Aug 26, spend £2,369, revenue £10,166. Totals: £26,512 spend and £141,073 revenue. August 2026 covers 1 to 26 August and is understated by conversion lag.£0£6K£12K£18KOct 25Nov 25Dec 25Jan 26Feb 26Mar 26Apr 26May 26Jun 26Jul 26Aug 26£16,167Monthly spend vs attributed revenueGrouped bar chart comparing ad spend with attributed revenue each month from October 2025 to August 2026. Oct 25, spend £1,788, revenue £9,861; Nov 25, spend £2,871, revenue £13,793; Dec 25, spend £2,868, revenue £16,075; Jan 26, spend £2,147, revenue £10,976; Feb 26, spend £2,190, revenue £8,675; Mar 26, spend £2,454, revenue £12,534; Apr 26, spend £2,316, revenue £12,185; May 26, spend £2,206, revenue £14,740; Jun 26, spend £2,475, revenue £16,167; Jul 26, spend £2,828, revenue £15,901; Aug 26, spend £2,369, revenue £10,166. Totals: £26,512 spend and £141,073 revenue. August 2026 covers 1 to 26 August and is understated by conversion lag.£0£6K£12K£18KOct 25Nov 25Dec 25Jan 26Feb 26Mar 26Apr 26May 26Jun 26Jul 26Aug 26

August 2026 covers 1 to 26 August and is understated by conversion lag.

Source: Google Ads, full account export

Context

The business relied on paid acquisition to drive new customer growth but required a more structured Google Ads strategy to scale efficiently.

Campaign structure and targeting required optimisation to improve conversion efficiency and maximise return on ad spend.

The objective was to refine campaign targeting, optimise spend allocation, and increase revenue while maintaining a sustainable cost per acquisition.

This is an ongoing engagement. The figures on this page cover the reporting period from 1 October 2025 to 26 August 2026, eleven months.

Strategy

Campaign Structure Optimisation

Restructured Google Ads campaigns to prioritise high-intent search terms and high-performing product categories.

Conversion Tracking & Bid Optimisation

Improved conversion tracking and optimised bidding strategies based on conversion value and cost per conversion.

Ad Copy & Creative Testing

Tested multiple ad variations to improve click-through rates and attract higher intent traffic.

Continuous Performance Optimisation

Regular campaign reviews were implemented to optimise keywords, bids, and budget allocation.

Results

£141K

Attributed Revenue

£26.5K

Total Ad Spend

532%

Return on Ad Spend

Client break-even: 400%

10 of 11

Months Above Break-even

February 2026 came in at 396%

2,161

Conversions

✦

Structured Search System

1 Oct 2025 to 26 Aug 2026

Key Impact

From £26.5K in ad spend across eleven months, the optimised campaigns generated £141K in attributed revenue, a 532% return on ad spend against the client's 400% break-even.

That came from 2,161 conversions. Ten of the eleven months finished above break-even; February 2026 landed at 396%, four points short, and every other month cleared the line comfortably.

This case demonstrates how structured campaign management and continuous optimisation can turn paid advertising into a scalable and profitable growth channel.

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