What are the weaknesses of a vampire?

To be honest it depends on the vampire. I will tell you something. We arnt really sensitive to light. And a stake in the heart wont kill us. >.< But Each vampure has it own weakness we arnt all alike some common ones are. We have "singers: or peoples whos blood is extremly attractive to us. You find ones singer and put then in danger they will do whatever it takes to perserve their safety another is their mental fragility. After the mental strain of being a vampiure Im sure you can use it against then.