Yeah, good customer service is very important and necessary in any business venture. The customer service representative arw the face of your business. Anyhow they behave towards your customers are the kind of image people will see your business as. If they are kind-hearted people will see your business as a kind-hearted business and vice versa.It's importance shouldn't be over-emphasized. In addition to mentorship, good customer service will also help to boost your business and increase your customer base.