B
Evidence Grade B
Graded
under review
Safe to Cite
Current
60%
60% -- probability of selling for existing customers vs new prospects (2026)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
60%
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Marketing Metrics
Primary
Tier C
https://ballantyneexecutivesuites.com/3-ways-video-conferencing-saves-businesses-money/ ↗
Source Article
3 Ways Video Conferencing Saves Businesses Money
Original Research
Marketing Metrics
· Original study ↗
Methodology
Range 60-70% for existing customers; midpoint used. Cited from Marketing Metrics study. Companion figure: 5-20% probability of selling to new prospects.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
existing customers vs new prospects: 60% probability of selling. Source: Marketing Metrics (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/sales-probability-existing-customer-vs-prospect
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<blockquote cite="https://lighthousedata.io/data/sales-probability-existing-customer-vs-prospect" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>60%</strong> -- probability of selling for existing customers vs new prospects<br><small>Source: Marketing Metrics (2026) · <a href="https://lighthousedata.io/data/sales-probability-existing-customer-vs-prospect" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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