Impressions

What it actually means

LinkedIn logs an impression every time your post loads on a screen. If the same person scrolls past it in their feed, sees it again after a comment notification, and then finds it a third time because someone reshared it, that's three impressions from one human. Impressions are a count of exposures, not a count of viewers.

Why it matters to someone selling

Impressions are the number LinkedIn surfaces first on every post's analytics, so it's the number most sellers anchor on. That's a problem if you're trying to figure out whether your content is reaching buyers. A post can rack up 40,000 impressions almost entirely from being pushed into feeds of people who never engage, never click through, and don't fit any definition of your target account list. Impressions tell you the algorithm distributed your post. They don't tell you who was on the other end of the screen.

The misconception

The common mistake is treating impressions as a proxy for audience size or pipeline potential: "10,000 impressions means 10,000 people saw my offer." That conflates exposure with reach, and reach with relevance. Reach is the count of unique accounts a post was shown to, which is already a smaller and more honest number than impressions. But even reach doesn't tell you if those unique viewers are your ICP, your prospects, or just people whose feeds happen to be adjacent to yours because they follow a mutual connection. A post can have high impressions, decent reach, and still be functionally useless if none of those eyeballs belong to anyone who buys what you sell.

How it's really used

Treat impressions as a distribution signal, not a business outcome. Use it to learn what the algorithm rewarded (a strong hook, an early comment surge, a format it favored that week), not to conclude the post moved anyone toward a deal. Pair it with something that reflects actual attention or intent: comments from named accounts on your target list, profile visits from people who match your buyer criteria, or replies in DMs. If you only ever report impressions, you're reporting on distribution mechanics, not on whether the right people noticed you.