Looking for the ideal pre-owned aircraft for sale, however, is not that simple without the services of a capable aircraft broker like Holstein Aviation. In addition to the cost, an important consideration is the age and condition of a pre-owned plane. It will take someone with a long experience in the aviation industry and with an intimate knowledge of aircrafts to be able to properly asses the value, state, and flightworthiness of a pre-owned plane.Putting up a private jet for sale is likewise not easy without the help of the right aircraft broker. As Whiteâ¤™s article points out, the competition among aircraft sellers has become tighter over the past several years. An established broker like Holstein Aviation can draw on its long experience and knowledge of the industry in helping sellers find the right buyers for their aircrafts.