The answer to this question is yes, you can leave a moped outside. There are a few things to consider when doing so, however. First, you'll want to make sure that the moped is properly secured so that it doesn't get stolen. Secondly, you'll want to take into account the weather conditions and make sure that the moped is protected from the elements. Finally, you'll want to be aware of any local ordinances or regulations regarding the parking of motorized vehicles. With these considerations in mind, leaving your moped outside should be no problem!