A dentist now has the chance to go step by step when performing an application on his patient. For example, if your patient says he wants bright white teeth, he may even say let's do whitening first. For this reason, if we list the criteria;

• Age
• Systemic disorder
• Socioeconomic status
• Gender
• Oral hygiene
• Cooperation with the physician
• The time allocated to treatment and the patient's compliance with this time
• Anamnesis
• Life style
• Trust
• A person's perceptual systems are important.