Which function is generally not suitable for outsourcing?

The function that is generally not suitable for outsourcing is financial tasks. Financial functions typically involve sensitive information and critical decision-making processes that are integral to an organization's operation. Outsourcing financial tasks can pose risks related to data security, confidentiality, and the potential for mismanagement of finances. Organizations often prefer to keep financial operations in-house to maintain control over financial reporting, regulatory compliance, and strategic financial planning, which are essential for the organization's stability and growth.

In contrast, marketing, cleaning, and IT support are functions that can often be outsourced because they do not usually involve the same level of sensitivity or direct impact on the strategic direction of the organization. Companies may outsource cleaning services to enhance efficiency and reduce overhead costs, while marketing and IT support can benefit from specialized expertise and resources not available internally.