B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
29%
29% -- followup open rate for B2B LinkedIn outreach follow-ups (Latvia, native Latvian copy) (2025)
In a LinkedIn outreach A/B test on follow-up messages for a Latvian audience, follow-up messages written in native Latvian achieved a 29% open rate.
- Small sample / agency case study from 3 campaigns
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
29%
Unit
Percentage
Data Vintage
2025
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
Outcheese
Primary
Tier B
https://outcheese.com/blog/native-language-outreach ↗
Source Article
How Native-Language Outreach Doubled Reply Rates
How Native-Language Outreach Doubled Reply Rates: A/B Test Insights from the Baltics
We A/B tested English vs local copy.
And the results were hard to ignore. Here’s hard data from 3 recent campaigns.
🔍 Screenshot #1 – Baltics market, same ICP, same offer, different languages
Latvia & Estonia, messa…
Original Research
Outcheese
· Original study ↗
Methodology
Company A/B test on 2nd/3rd follow-up messages; +383% vs English control (6%)
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
B2B LinkedIn outreach follow-ups (Latvia, native Latvian copy): 29% followup open rate. Source: Outcheese (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/latvian-followup-native-open-29
HTML Embed
<blockquote cite="https://lighthousedata.io/data/latvian-followup-native-open-29" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>29%</strong> -- followup open rate for B2B LinkedIn outreach follow-ups (Latvia, native Latvian copy)<br><small>Source: Outcheese (2025) · <a href="https://lighthousedata.io/data/latvian-followup-native-open-29" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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