With digital signage, content defines the end result of your efforts at gaining customer attention and effectively communicating key sales and marketing goals. To support this activity, most digital signage products provide proprietary content authoring tools. But in the end what you are creating is a digital signage presentation. Since digital signage is about creating effective presentations why not look at one of the premier tools used for creating high impact presentations: Microsoft PowerPoint. PowerPoint has flexible layout management features, multimedia support and page animation/transition effects that make it ideal for creation cutting-edge digital signage.