It's good to make things accessible to disabled people.
Henry is building a set of stairs for a business and is deciding on a design.
Henry wants to pick a good design.
Henry chooses a more expensive design that features a wheelchair ramp.
Henry chooses an affordable design that only has stairs, with no ramps.
The business has no problem serving handicapped people.
The business has to tear down and rebuild Henry's stairs later when they realize that disabled people can't get in.