#1 Always ensure you have a password set on your computer. Whether first booting up or coming back from sleep, it should ask for a password. If they are going t

#1 Always ensure you have a password set on your computer. Whether first booting up or coming back from sleep, it should ask for a password. If they are going to steal your laptop, at least make them have to do some work of having to wipe your data. #2 Glue all electronics to your hip. I don't care where you are or what you have to do. Get a backpack for all of your electronics and never let it out of your sight. #3 I believe Apple was the first to do it with iPhone, might be available for Macbook, but if password is wrong 10 times, all data is wiped from phone, though I believe password is left intact.