After you select the correct photos, you need to edit them. Most auto classified web sites have a maximum file size for photos you can upload with your listings. The highest quality settings for digital cameras can be anywhere from 1 MB to 5 MB per photo and greater depending on the camera. So what do you do if the photos you take exceed that size? You have to edit or resize them. But before you do that, you need to know how images are displayed on computer monitors as opposed to print.sell used...