One in four adults in the United States is living with some form of disability, according to the US Centers for Disease Control and Prevention. As these adults encounter marketing content online, it’s essential that business campaigns include accessible design in order to reach this segment of the population.

There are over one billion people in the world living with some form of disability. With their collective buying power of $13 trillion globally, businesses that fail to adopt accessible design features are missing out on valuable opportunities, as well as alienating prospective customers and fellow human beings.