The phrase "a common customer" is correct and usable in written English.
It can be used to refer to a customer that is frequently encountered or shared among different businesses or services.
Example: "In our market research, we found that a common customer for both our companies is typically a young professional looking for convenience."
Alternatives: "a typical customer" or "a shared customer".
Disappearance of discs, though, remains a common customer anxiety.
Waiting in line to purchase products at luxury brand department stores or luxury outlet malls has recently become a common customer experience.
The detective pretended to be a common customer as he observed Gonzalez making withdrawals at an ATM with one card after another.
Most joint ventures come about from companies with a common customer in mind, and they are usually temporary or project-based partnerships.
Some call centers may frown on the practice of customer service reps transferring misrouted calls (as being transferred too many times is a common customer complaint that many companies are already aware of).
The product uses machine learning and natural language processing to build a lexicon of common customer service interactions for each business using old text and email interactions as training material.
Another common customer is an entrepreneur trying to create and sell their own product for the first time.
One of the most common customer requests is for a wireless PogoPlug model, so that you don't need to locate the PogoPlug near your wireless router.
"We believe with this broader portfolio of products under one umbrella and common customer base, we can add a lot more value to be more relevant," Hock Tan, Avago's chief executive, told analysts Thursday on a conference call.
Most common customer complaint: It's expensive, $600 to get a guy out at night.
For example, X.ai uses email context from Gmail to develop a personalized calendaring assistant, and DigitalGenius uses Salesforce Service Cloud's API to automate common customer service requests.
