If you're looking to sell your old car to a junkyard, there are a few efficient tips to keep in mind. Firstly, gather all relevant paperwork and remove personal belongings from the vehicle. Secondly, research different junkyards and get multiple quotes to ensure you get the best deal. Finally, arrange for towing or delivery to the junkyard to streamline the process. These simple steps will help you navigate selling your car to a junkyard smoothly and efficiently.