Maybe, just maybe she deliberately signed a different name, JESSICA, in an attempt to back up her claim that she never received it? Some people will go to extreme lengths in order to get something for nothing. It's unfortunate, but dishonesty is rife. But like the other answer said, you are protected because you have a tracking number, so at the end of the day it is in the buyers hands to find their purchase, if in fact it has gone missing.....which would be highly unlikely.