The outcome of reviewing invoices for first aid supplies is primarily focused on ensuring adherence to budget constraints. This process involves analyzing the costs associated with first aid supplies to maintain financial control and accountability within the organization. By reviewing invoices, a sales representative can identify any discrepancies, assess spending patterns, and determine if the expenditures align with the pre-established budget. This practice is crucial for effective financial management and can help in making informed decisions regarding future purchases, ultimately contributing to the overall efficiency of the first aid service.
The other options, while related to aspects of supply management, do not represent the main goal of invoice review. Justifying an increased number of supplies might sometimes be necessary but isn’t a direct outcome of invoice reviews. Negotiating prices with local suppliers is a different activity focused on cost savings rather than budget adherence. Maintaining secrecy about expenses is counterproductive to proper financial management and transparency, making it an unlikely goal in this context.