B
Evidence Grade B
Graded
under review
Safe to Cite
Current
60%
60% -- sales increase from email marketing for email marketing (2026)
Attribution:
View source
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
Constant Contact
Primary
Tier C
https://biteship.com/blog/email-marketing-pengertian-jenis-cara-membuat-dan-manfaatnya/ ↗
Source Article
Email Marketing: Pengertian, Jenis, Cara Membuat dan Manfaatnya
Original Research
Constant Contact
· Original study ↗
Methodology
Cited by Biteship from Constant Contact data; original methodology not stated
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
email marketing: 60% sales increase from email marketing. Source: Constant Contact (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/email-increase-sales-60-percent
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<blockquote cite="https://lighthousedata.io/data/email-increase-sales-60-percent" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>60%</strong> -- sales increase from email marketing for email marketing<br><small>Source: Constant Contact (2026) · <a href="https://lighthousedata.io/data/email-increase-sales-60-percent" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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