This is not about hospitality or relationship-building in the abstract. It is a practical calculation the supplier makes: how much does it cost them if this customer is unhappy, and how likely are they to find out?
What changes concretely
- Your order moves up the queue when capacity tightens, because you are a face rather than an inbox.
- Problems get reported rather than absorbed, because hiding one is riskier than mentioning it.
- Prices are quoted against what you can verify, not against what you might not notice.
- Engineering questions get engineering answers, because someone technical joins the room.
If you cannot be there
The effect comes from credible presence, not from your presence specifically. A representative who visits, speaks the language and is known to come back produces most of it. What does not work is presence that is announced and never materialises — it teaches the opposite lesson.