Communicating successfully with customers is an essential part of doing business. When dealing with customers who are blind or have low vision, those who are deaf or hard of hearing, or those who have speech disabilities, many business owners and employees are not sure what to do. The ADA requires businesses to take steps necessary to communicate effectively with customers with vision, hearing, and speech disabilities. Because the nature of communications differs from business to business, the rules allow for flexibility in determining effective communication solutions. What is required to communicate effectively when discussing a.