B Evidence Grade B Graded under review Safe to Cite Current

22.5%

22.5% -- briefing performance score improvement for US large advertiser (client-agency briefing) (2026)

Name: Briefing Performance Score Improvement Statistics
Creator: Lighthouse Intelligence
Published: 2026-10-01

2026 · Aprais

One of the largest US advertisers improved its client-agency briefing performance score by 22.5% over a 2-year period following 180° evaluation feedback.

Single-client case study
Exact calendar years of the 2-year evaluation period are not specified

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Attribution: Aprais View source

Lighthouse Research Team

Last verified: 2026-10-01 · How we verify data →

Source verified Evidence graded

Value

22.5%

Unit

Percentage

Data Vintage

2026

Entity

US large advertiser (client-agency briefing)

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

Aprais Primary Tier A

http://www.aprais.com/client-agency-relationship-management/ ↗

Confidence: 57/100 Vintage: 2026 Channel: Common Crawl

Source Article

Case Studies

Original Research

Aprais · Original study ↗

Methodology

Aprais 180° two-way evaluation case study; single-client case

Methodology documented

Segmentation

Industrymarketing

Cite this stat

Plain Text

US large advertiser (client-agency briefing): 22.5% briefing performance score improvement. Source: Aprais (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/briefing-performance-score-improvement-22-5

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<blockquote cite="https://lighthousedata.io/data/briefing-performance-score-improvement-22-5" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>22.5%</strong> -- briefing performance score improvement for US large advertiser (client-agency briefing)<br><small>Source: Aprais (2026) · <a href="https://lighthousedata.io/data/briefing-performance-score-improvement-22-5" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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