Final answer:
Desktop publishing software enhances the ability to create and send out newsletters and brochures by providing professional layout and design tools.
Step-by-step explanation:
The ability to send out newsletters and brochures for the agency is enhanced if desktop publishing software is available. This type of software allows for the creation of professional-looking documents with ease, providing tools for layout design, text formatting, and image placement which are essential for producing compelling marketing materials. Some popular desktop publishing programs include Adobe InDesign, Microsoft Publisher, and QuarkXPress. Utilizing such software can significantly improve the quality and efficiency of producing newsletters and brochures.