This is a tag I borrowed from Hingshuti (a Bengali word which means jealous).
Science Fiction, Fantasy or Horror?
Horror of course. Long live the King.
Hitchhiker or Discworld?
Bookmark or Dog Ear?
Bookmark, I never Dog Ear my books.
Asimov’s Science Fiction or Fantasy & Science Fiction?
Asimov's Science Fiction.
Alphabetize by author, Alphabetize by title, or random?
Keep, Throw Away or Sell?
Definitely Keep. That's why half the time I don't get a place to sit in my own bedroom.
Keep dust-jacket or toss it?
Keep the dust-jacket but not while reading the book.
Harry Potter or Lemony Snicket?
Stop reading when tired or at chapter breaks?
"It was a dark and stormy night" or "Once upon a time"?
"It was a dark and stormy night".
Buy or Borrow?
Buy. I love to own my books.
Buying choice: Book Reviews, Recommendation or Browse?
Lewis or Tolkien?
Morning reading, Afternoon reading or Nighttime reading?
Anytime would do, although it's mostly afternoon reading.
Standalone or Series?
Favorite book of which nobody else has heard?
Top 5 favorite genre books of all time?
Horror, Romance, Sci-Fi Horror, Suspense, Thriller.
Favorite genre series?
The Dark Towers.
Love in Times of Cholera.
And now I tag Rohini.