Delaware Score Facial SUR Mechanics Lien is a type of lien used to secure payment of debts due to a contractor, subcontractor, or material supplier. It is an involuntary lien that is created when a contractor, subcontractor, or material supplier provides labor or materials for a construction project and does not receive payment. This lien attaches to the property and must be satisfied before the property can be sold. It is a powerful tool to secure payment from the owner of the property. There are two types of Delaware Score Facial SUR Mechanics Lien: a general lien and a specific lien. A general lien applies to all sums due to the contractor, subcontractor, or material supplier resulting from their work on a project. A specific lien applies to a specific debt due to the contractor, subcontractor, or material supplier, such as a particular invoice or payment.