What is the advantage of using sub-customers in QuickBooks?

Using sub-customers in QuickBooks provides the significant advantage of allowing users to track jobs, projects, or locations associated with a main customer. This hierarchical organization offers a clear overview of the relationships between a parent customer and its sub-customers. For instance, businesses can manage and analyze different projects or services performed for a single client without affecting the overall customer record. This feature is useful for detailed reporting and monitoring financial performance specific to each sub-customer, enabling better decision-making and streamlined workflow within the software.

The other options do not capture the primary benefits of sub-customers effectively. Although simplifying tax preparation may be a benefit of well-organized financial records, it is not the primary advantage of using sub-customers. The notion that additional fees are required for setup is misleading, as creating sub-customers usually does not incur extra costs in QuickBooks. Lastly, the syncing with vendor accounts is unrelated to the functionality of sub-customers, as they are primarily designed to enhance management of customer relationships, not vendor interactions.