No one ever accused Adam Leitman Bailey of having low self-esteem. “I think we may be the best real estate law firm of our time,” he says on a recent Monday morning, in a corner office at 120 Broadway plastered with framed newspaper clippings about his eponymous firm. At a table across the room, a summer intern uses a pen to edit the last chapter of his book, “The Insider’s Guide to Buying a Home … [more]