The design of the space should meet the quality of life, health, safety and well-being of the person at the highest level. Relationship of human with human and human with object takes place in designed spaces. The task of the designer is to create spaces that best meet the needs of the individual in line with their characteristics and where their activities can be carried out easily. In short, spaces should be accessible, usable and livable by their users.

Accessibility is defined as the ability of people with different needs to leave their homes, to reach and use various buildings and open spaces without the need for others. Accessibility for all individuals to participate in social life includes taking all necessary physical and architectural measures in the built environment and at the city scale. Taking accessibility measures in sidewalks, pedestrian crossings, parks, playgrounds, all public buildings and transportation services, not only for the disabled, but also for the elderly, pregnant women, children, strollers, very tall or very obese people with restricted mobility. is also a very important requirement.