B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
70%
70% -- newsletter subscription rate for DOORsystem B2B partners (2022)
Approximately 70% of surveyed DOORsystem B2B partners are subscribed to the company newsletter.
- Reported as an approximate value ('ok. 70%')
- Based on a self-administered satisfaction survey of B2B partners conducted for a case study
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
70%
Unit
Percentage
Data Vintage
2022
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
45
Freshness
95
Source
Grupa Infomax
Primary
Tier B
https://grupainfomax.com/case-study/nie-wierzymy-w-skuteczny-marketing-bez-strategii-case-study-door… ↗
Source Article
Nie wierzymy w skuteczny marketing bez strategii - case study DOORsystem - Grupa Infomax
Nie wierzymy w skuteczny marketing bez strategii – case study DOORsystem
Dziś będzie merytorycznie, bo o współpracy. O współpracy, która trwa już rok. Z kim? Z dystrybutorem drzwi DOORsystem, dla którego przygotowaliśmy strategię. Na jej bazie stopniowo wprowadzaliśmy setki zmian, których efekt pozn…
Original Research
Grupa Infomax
· Original study ↗
Methodology
Satisfaction survey of B2B partners, reported in agency case study
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
DOORsystem B2B partners: 70% newsletter subscription rate. Source: Grupa Infomax (2022). Via Lighthouse Intelligence -- https://lighthousedata.io/data/doorsystem-newsletter-subscription-rate
HTML Embed
<blockquote cite="https://lighthousedata.io/data/doorsystem-newsletter-subscription-rate" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>70%</strong> -- newsletter subscription rate for DOORsystem B2B partners<br><small>Source: Grupa Infomax (2022) · <a href="https://lighthousedata.io/data/doorsystem-newsletter-subscription-rate" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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