The stake to the heart is the classic method. Since vampires are fictional characters, you have to go with the method that works in their fiction.
Also, I'd like to add proton packs and ghost traps, which have been shown to work.
Also, I'd like to add proton packs and ghost traps, which have been shown to work.
"I looked up and saw you;
I know that you saw me.
We froze but for a moment
In empathy."-Rise Against