B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
55%
55% -- sales lift rate for M1 (telecom operator) (2026)
Telecom operator M1 lifted sales by 55% versus its usual approach using a two-week WhatsApp promotional broadcast.
- Self-reported case study results published by Meta
Attribution:
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Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
55%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
60
Freshness
95
Source
Meta
Primary
Tier B
https://www.useinvent.com/blog/whatsapp-broadcast-complete-guide ↗
Source Article
WhatsApp Business Broadcast: Complete 2026 Guide
Last updated: September 2026
TL;DR
- A WhatsApp business broadcast sends one message to many people at once, but each person receives it as a private one-to-one chat, so it feels personal, not like a group blast.
- There are two very different versions: the free WhatsApp Business app "broadcast list…
Original Research
Meta
· Original study ↗
Methodology
Meta-published campaign case study, self-reported
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
M1 (telecom operator): 55% sales lift rate. Source: Meta (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/m1-whatsapp-sales-lift-55
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<blockquote cite="https://lighthousedata.io/data/m1-whatsapp-sales-lift-55" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>55%</strong> -- sales lift rate for M1 (telecom operator)<br><small>Source: Meta (2026) · <a href="https://lighthousedata.io/data/m1-whatsapp-sales-lift-55" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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