A Notice of Lien by Owner of Auto Repair Garage is a document that is used by auto repair garages to declare a legal lien against a customer’s vehicle. It is issued when a customer has failed to pay for the services rendered by the garage and serves as a legal and public notice of the garage's claim on the vehicle. A Notice of Sale is a document that is used by the garage to indicate their intent to sell the vehicle if the debt is not paid. The Notice of Sale serves as a warning to the customer that the vehicle will be sold to cover the outstanding charges if the debt is not paid. It is also a public notice to potential buyers that the vehicle is subject to a lien. There are two types of Notice of Lien by Owner of Auto Repair Garage and Notice of Sale: voluntary and involuntary. A voluntary Notice of Lien is issued by the garage when a customer voluntarily agrees to the lien, while an involuntary Notice of Lien is issued when the garage has to take legal action to collect the debt.