Depending on what you sell, it isn't always easy to get your point across, so it's veritably important to paint a picture with your words to give your client a visual of your product, or a visual of themselves using your product.

When you're meeting someone face to face, and you can show them your product over near, it's easy for them to get a visual because they're looking at it with their own eyes, and they can hold it in their own hands.