How to Comment on LinkedIn Posts the Right Way (With Examples)

There are two types of LinkedIn comments.

The first type: "Great post! Really valuable insights."

The second type: an actual thought that moves a conversation forward, earns a reply, and makes both the commenter and the poster look good.

If you've been writing the first type, this guide will show you exactly how to write the second type — with real before/after examples.

Why Most LinkedIn Comments Fail

Generic comments fail for one reason: they don't add anything.

"Congrats!" — adds nothing. "So true!" — adds nothing. "This is exactly what I needed to hear." — adds nothing for anyone else reading the thread.

LinkedIn is a public platform. Every comment you write is visible to hundreds or thousands of the post author's followers. Your comment isn't just a message to the poster — it's a statement to their entire audience.

When you comment with substance, you borrow their audience's attention. When you comment with filler, you waste it.

The Anatomy of a Great LinkedIn Comment

Strong LinkedIn comments share five elements:

1. A specific reference to the post Show that you read and understood it. Quote a phrase, reference a specific point, or name the exact thing you're responding to.

2. Your perspective or experience Add something the post didn't say. Agree or disagree with a reason. Share a related experience. Connect it to something the audience might not have considered.

3. A forward-looking angle Comments that extend the idea perform better than comments that just react to it. "This makes me think about X" or "I've seen this play out differently when Y happens" opens conversation.

4. A question (optional but powerful) A question directed at the author or the thread doubles the chance of a reply. Make it specific — not "What do you think?" but "How do you handle the pushback from [specific role/scenario]?"

5. Appropriate length Aim for 3-5 sentences. Long enough to add substance, short enough to read in 20 seconds. Long-form comments rarely outperform tight, clear ones.

Before/After Comment Examples

Post topic: Advice on remote work culture

Before:

"Great tips! Remote work is so important these days."

After:

"The point about async documentation resonates — it's the thing most teams skip because it feels like overhead, until you're 18 months in and nobody knows why decisions were made. We've started doing weekly 'decision logs' in Notion and it's cut our onboarding time in half. Have you seen companies do this well at larger scale?"

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Post topic: Leadership and feedback culture

Before:

"This is so true. Feedback is everything."

After:

"The framing around 'feedback as a gift' always bothered me — it puts pressure on the receiver to be grateful for something they didn't ask for. What you're describing here (earned permission through trust) actually makes the feedback land. I've been applying something similar: asking 'would it be useful if I shared an observation?' before giving it. The difference in reception is significant."

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Post topic: A career milestone announcement

Before:

"Congrats! So well deserved."

After:

"This is a big deal — the work you did on [referenced project/thing they mentioned in past posts] clearly mattered. What's the thing you're most excited to tackle in the new role?"

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What to Do When You Have Nothing to Add

Sometimes a post is good but you genuinely can't think of anything to add. You have two choices:

Option 1: React without commenting. A reaction takes one second. It still signals engagement and shows up in notifications. It's better than a generic comment.

Option 2: Ask a genuine question. You don't need a counterpoint or an anecdote. "What made you decide to share this now?" or "How long did it take to get this right?" are questions that show genuine curiosity and invite the author to keep talking.

How to Find the Right Posts to Comment On

The best return on commenting effort comes from:

• Posts by people one step ahead of you — your comments enter their audience, which is exactly where you want to be seen.
• Posts on topics you have real knowledge about — credibility compounds when your name keeps appearing on posts in a specific niche.
• Posts gaining traction in the first hour — early comments on viral content get disproportionate visibility as the post gets pushed to wider audiences.

Use LinkedIn's search to find posts by keyword or hashtag. Filter by "Posts" and sort by latest to find fresh content worth engaging with.

Using AI to Speed Up Your Comments Without Losing Your Voice

Writing a good comment takes real thought. But there's a difference between the thinking and the typing.

Gromming's AI comment generator reads the LinkedIn post and generates a draft comment that you review, edit, and post. It handles the blank-page problem; you handle the quality control.

The key is treating the AI output as a starting point, not a final product. Add one specific detail from your own experience. Change the phrasing to match your voice. Ask a different question than the one it suggested.

When you do that, the comment is authentically yours — AI just got you past the 30-second hesitation that would have had you scroll past instead.

For more on how AI assistance compares to fully manual commenting, see: AI LinkedIn Comment Generator vs Writing Manually: Which Wins?

The Comments That Build Relationships

The highest-value comments aren't the ones that go viral. They're the ones that make the author reply — and turn a one-time interaction into an ongoing exchange.

That happens when your comment does something the author didn't expect: challenges a point thoughtfully, adds a piece of information they hadn't considered, or asks a question that makes them think.

Write comments you'd want to receive. That's the whole strategy.

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Also read: 17 LinkedIn Networking Tips That Actually Work in 2025 | What Is LinkedIn Engagement