Customer Service Skills are valuable for every employee; especially employees that interact with customers daily. Without these skills, a business can lose customers as well as a risk of embarrassment. There are a few universal skills that every supporting member should learn that will improve their interaction with customers.
Businesses need to focus less on whether the person is a "people person" and more on actual actions that will support outstanding customer service. Taking the generic and vague actions out of training and give your employees actionable tasks to help them communicate effectively with the customer.