Making a presentation?
People retain 20% of what they see, 20% of what they hear, 50% of what they see and hear, 85% of what they become involved in. Your chances of getting the sale are 79% if you use visual aids, but only 58% if you don't. Reasons: the brain takes information in at 500 words per minute. People speak at 140 words per minute. Visual aids prevent boredom from setting in.