Your business, like all others, has formal and informal policies, practices, and procedures that keep it running smoothly. However, sometimes your policies or procedures can inadvertently make it difficult or impossible for a customer with a disability to access your goods and services. That is why the ADA requires businesses to make “reasonable modifications” to their usual ways of doing things when serving people with disabilities. Most modifications involve only minor adjustments in policies. For example, a day care center that has two scheduled snack times must modify this policy to allow a child with.