Which selling approach is considered the least effective in creating actual sales?

The least effective selling approach in creating actual sales is often considered to be the uneven exchange. This approach refers to situations where consumers feel that there is an imbalance in the value they are receiving in return for their money. When customers perceive that they are not getting adequate value for what they are paying, their motivation to complete a purchase diminishes significantly.

In contrast, the service approach, personal selling, and visual merchandising are strategies designed to enhance the shopping experience and create a connection with the consumer. The service approach focuses on assisting the customer to find what they need, while personal selling involves one-on-one interactions that help build relationships and trust. Visual merchandising captures attention and enhances the presentation of products to encourage sales. All these strategies can foster a positive shopping atmosphere and lead to increased sales when executed well.

In summary, the uneven exchange does not effectively promote a successful transactional relationship, making it the least effective in comparison to the other approaches listed.