I also
that concept, that a vampire needs permission to enter a house. Its one of my favourite vampire concepts
One of the things that I like about VD, is the way that they can go out in the sun. The whole concept of the "ring" that they have to wear or they go up in flames. I do like the
Twilight books, but them being alright to go out in the sun bugs me. I
the dark concept of vampires, its why I love that they have to go by moonlight only