Is your audience fond of books? Are you a bibliophile? (That means book lover!) This day is for you!
If you're selling books, it's a good day to offer sales on your favorites. If you don't, entertain with fun facts about books or literature in general!
Sit back and READ! What's your favorite book? Series? Post a promotion for your library or bookstore!
If you're in College, use today to promote a list of important books necessary for the school year's upcoming class list. Offer "early bird" specials.