Which of the following enhances the overall success of a business?

Good customer service is a critical factor that enhances the overall success of a business. It plays a vital role in building strong relationships with customers, which can lead to increased customer loyalty and repeat business. When customers feel valued and supported, they are more likely to return, make repeat purchases, and recommend the business to others.

Additionally, effective customer service can distinguish a business from its competitors. In a marketplace where customers have numerous options, superior service can be a key differentiator that encourages consumers to choose one business over another. Positive customer interactions can also generate valuable feedback, allowing a business to improve its products or services based on customer insights.

In contrast, high operational costs can eat into profits, poor customer support may drive customers away, and limited product knowledge can hinder effective sales, leading to missed opportunities. All these factors can negatively impact a business's success, reinforcing the importance of good customer service as a fundamental element in achieving long-term growth and profitability.