Research methods
How to take customer interview notes without losing the conversation
Take useful customer interview notes when you are interviewing alone: capture a few words, ask a follow-up, and expand the note after the call.
When you interview someone alone, jot down what they did and a question you want to ask next. You do not need to capture every sentence. A few useful words can keep you in the conversation; expand them just after the call.
Before you start, put the date, the person's role and the main question you want to answer at the top of your notes. GOV.UK's note-taking guidance allows brief interviewer notes and recommends recording what you hear or see separately from your interpretation.
Let a short note prompt the next question
Here is an illustrative exchange about handing over an order between warehouse shifts.
The person says: “I left a note in the order record, then messaged the next shift lead.”
You jot down: Order note → message to next shift lead. Why the message?
You ask: “What were you trying to do with that message?”
They answer: “Just giving her a heads-up before her shift. I wasn't asking her to confirm anything.”
You add: Heads-up, not a request for confirmation.
After the call, you turn those fragments into a readable note:
The person reported leaving a note in the order record, then messaging the next shift lead. They described the message as a heads-up before her shift, not a request for confirmation. We did not discuss what the next shift did afterward.
The two actions have stayed the same. You now know why they sent the message. Writing “the order system is unreliable” would skip that distinction and give you a product problem the person never described.
Keep listening when your notes fall behind
Write enough to remember the point, then return your attention to the answer. Mark an unfinished question with a question mark rather than trying to solve it while the person keeps talking.
If you miss something important, pause: “Could you repeat what happened after you sent the message?” You can also read back your understanding and let the person correct it.
Keep words that change the meaning. “Sometimes” is different from “every shift.” Use quotation marks only for wording you captured exactly; otherwise write a paraphrase. You do not need a polished quote to preserve a useful answer.
Finish the note before starting something else
After the call, expand the fragments while the conversation is fresh. Add the clarification you actually received and leave unanswered questions visible. Do not supply a missing reason because it now seems obvious.
GOV.UK's analysis guidance separates what was seen or heard from what it means. Keep that distinction when you turn your working notes into complete sentences.
For your next paid interview, prepare a few questions about a real event and leave space underneath for brief notes. Once you have several conversations to compare, use the interview analysis guide.