Every new rep thinks rapport means small talk. Sports, the weather, where you grew up. That stuff isn't bad, but it doesn't help you sell anything.
I teach rapport as a scale. On one end is low-quality rapport: friendly, pleasant, and irrelevant. On the other end is high-quality rapport, which I define as an emotional connection that results in the buyer trusting you as the expert. That is the only kind that matters on a sales call.
Empathy, then reassurance
The fastest way to build that trust is right after the buyer tells you their problem. Most reps nod and move to the next question. I want two things said out loud first.
First, empathy. Name the frustration: "I can imagine that's frustrating." Second, reassurance that you've got this: "I've seen this exact situation before, and I'll be able to help you."
That one line builds more authority than anything else in the first five minutes. The buyer relaxes, and they start letting you lead.
Then set up your questions so they don't feel like an interrogation: "To help me do that, I want to dive a little deeper so I can tailor my recommendation to you."
Be the river guide
Your buyer is new to this river. You are the guide. Your job is to show them the path, point out every rock, and connect every dot for them.
That means you never assume understanding. Buyers will not make the connections on their own. Say it plainly: "Because this is happening here, it puts that at risk." Skip the jargon. The clearer you are, the more they trust you.
Honesty is part of authority
You won't know every answer. When you don't, never guess. Say, "That's a really good question. Let me get back to you on that." Or share what you have seen: "I'm not sure on that exact case, but here is what we've seen recently."
A rep who guesses and gets caught loses the whole call. A rep who says "let me check" keeps the buyer's trust.
Where rapport pays off
At the close, the buyer is deciding whether to follow your recommendation. If they see you as a friendly person, they'll think about it. If they see you as the expert who understood their problem, they'll take your advice, the same way you take a doctor's.
That is the rapport worth building.