Placing a lien on property can be an effective way to get a debtor to pay you money that he owes you. When the debtor owns an aircraft, putting a lien on it may make it impossible for him to sell the aircraft without paying you first. If you're a mechanic and work on the aircraft in some capacity, you may place a mechanic's lien on it. You may also place a lien on the aircraft if the owner owes you money. Instructions 1 File a civil lawsuit against the individual who owes you money. Once you file the lawsuit, the creditor needs to appear...