LinkedIn Sales Hack - How to Send Unlimited InMails

Alex Berman
Alex BermanMay 5, 2026

Why It Matters

Unlocking free, high‑response LinkedIn outreach lets sales teams scale prospecting without extra spend, accelerating pipeline generation and reducing reliance on costly paid credits.

Key Takeaways

  • Use LinkedIn open profiles for unlimited free messaging.
  • Leverage group and event member messaging to bypass InMail limits.
  • Recover InMail credits via replies, reducing effective cost to zero.
  • Keep messages under 400 characters; personalize subject lines for higher response.
  • Combine LinkedIn outreach with email tools for multi‑channel prospecting.

Summary

The video explains how sales professionals can bypass LinkedIn’s 50‑InMail monthly cap and generate hundreds of outreach messages without paying for additional credits.

Four free‑messaging tactics are detailed: targeting open‑profile members via Sales Navigator, sending direct messages to members of shared LinkedIn groups, contacting attendees of LinkedIn events (including self‑hosted webinars), and reclaiming credits when prospects reply within 90 days. The presenter also stresses concise copy—messages under 400 characters and subject lines of 40‑50 characters boost reply rates.

He cites LinkedIn’s own data: InMail response rates of 18‑25 % (30‑40 % for top campaigns) versus 3‑5 % for cold email, and that the shortest messages outperform longer ones by 41 %. Each reply refunds an InMail credit, effectively driving the cost per outreach to zero in high‑response campaigns.

By exploiting these loopholes, teams can scale LinkedIn prospecting at minimal cost, integrate it with email databases for a multi‑channel approach, and improve pipeline velocity—making LinkedIn a viable complement rather than a competitor to cold‑email outreach.

Original Description

LinkedIn limits you to 50 InMail credits a month - but there are four ways to send messages to prospects without touching that limit at all. This video breaks down the Open Profile loophole, group messaging, event attendee outreach, and how to get your credits refunded automatically.
In this video:
→ What the Open Profile filter inside Sales Navigator actually does
→ How to message prospects for free using LinkedIn Groups
→ The LinkedIn Events tab trick that almost no one uses
→ How to get InMail credits refunded just by writing better messages
→ What your copy needs to do to pass the mobile thumb test
→ The one low-friction CTA that outperforms everything else
Tools mentioned:
🔗 Expandi (LinkedIn automation): https://expandi.io/?gr_pk=mdWK&gr_uid=YbZd
🔗 Taplio (LinkedIn content + outreach): https://taplio.com/?via=alex
🔗 What tools do I recommend? https://alexberman.com/tools
#linkedinsalesnavigator #linkedinoutreach #inmails #b2bsales #coldemail #leadgeneration #salesprospecting #linkedinhack #b2bleadgeneration #outboundsales #salestips #agencygrowth

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