Since ther is no book that explains every little detail about the pre, we have to figure things out ourselves. So what have you learned about your pre? Let everyone else know.I have done the basics like setup my email, make my own photo the wallpaper, move the apps around on the launcher, link my contacts, sync with itunes, add my own ring tones, link contacts and some other simple tasks but what can you really do with this thing? Let's get to the extras, that are cool but you have figure out yourself!