Factors such as font size, word location, print color and page texture are all factors in how we process information that we read. They can influence our perception of characters and events, the readability of the book, our own test performance, and the speed with which we read.
I have a box filled with favorite books read to my boys when they were quite young. Many of them have "dog-eared" pages, finger prints, little tears. Just touching them brings back innumerable memories of hours spent with each of them on my lap as I read these books.
In business, we need to make sure that we are tapping into as many of the senses as possible so that we can really connect with our audience. The more pleasurable the experience is for our audience, the better.