How do you treat these small customers?

When doing foreign trade, you often encounter customers who only place small orders at the beginning. How do you treat these small customers?

There is an American customer whose name is geff. He made an order for the first time in July-March 2020. The quantity of 2 sets is very small. Although it is a small order and the customer president cares about the delivery date, every In 2 days, the production progress of the product will be sent to customers in the form of photos and videos. When shipping, the photos of the shipment will be sent to the customers, even real-time photos of FedEx to pick up the goods, and the products will be sent to customers in the form of video. The production progress, the delivery photos will be sent to the customer, and even the real-time photos of the FedEx to pick up the goods, which makes the customer feel very relieved. The customer placed a big order the following year, so I always believe that, just be serious. Treat every customer carefully, even if it is a small customer at the beginning, it will gradually become a big customer!