Stick on the door is not good to tear
There is no good way, slowly tear chant, my family is a little bit down
You can try with a hairdryer
1, with hot to eat the wind blowing can be good, but also on, or hot towel Vow like a point can be raised with a needle.
2, pull the bar to take the socket, take the power of the large hairdryer (2000 watts), open to the hot air file the largest. Facing the plastic film with hot air blowing. While blowing the side of the side of the tear on the line.