This textbook details knowledge and techniques required for the management of a broad spectrum of lower eyelid malposition, conditions, and cosmetic surgery. The lower eyelids are very prone to malposition and even mild scarring or slight irregularities cause patient dissatisfaction. Ectropion, lagophthalmos, and retraction are common results of attempts to repair or rejuvenate the periocular area, but also pose serious risks to the eye. Skills in forestalling these issues as well as repairing them when they do are occur are paramount for any facial surgeon and are covered throughout the textbook.