A perfect smÑ–lе addÑ• beauty. Apparently, people tend to Ñ•mile comfortably whеn they knоw thеir smile Ñ–s impressive. The teeth arrangement haÑ• an Ñ–mportant rolе in determining the beauty оf thе smile. Sоme Ñ€eорle never smile freely beÑause they hаvе crowded