With the news that Brooklyn's beloved BookCourt — and the Bronx's only bookstore, the Coop City Barnes & Noble — will close at year's end, Sarah McNally, owner of McNally Jackson bookstore on Prince Street, offers advice to the two people who hope to take their places, Bronx resident and prospective owner of the Lit Bar Noelle Santos, who blogs as The 1^st Noelle, and novelist Emma Straub, author of, most recently, Modern Lovers (Riverhead Books, 2016).