During the baby boom era, Kellogg’s began selling sugary cereal to children. With this change in business model came sociable animal mascots, lively animated commercials and the back of the cereal box as a form of targeted content marketing. Infographics were born in this era. This represented a new approach to make a brand memorable with the audience.
To have the best chance of being read, your letter should be open and airy-looking with short paragraphs--including some that are one sentence or even one word long. (A one-word paragraph? Here's how: Write something like "I have one word for suppliers who say they can't offer you a one-year guarantee." Follow that with a one-word paragraph such as "Baloney!" or any similar word you want to use. It is a real attention-getter.