At the word library, Zachariah very suddenly grew even more attentive than he usually was. He even went so far as to clasp his hands together and beam at her, exclaiming, "Oh! A new library. What a wonderful venture." In his opinion, everyone should possess their own library, and he seemed to have a deep respect for those who tended to their collection, regardless of size.

Of course, he would assist!

With a nod to February, he reached over for his ever-changing catalogue of books, which was a rather large tome that required both hands for him to properly open and turn the page. It had been charmed so constant updates could be added to it. Usually, he already knew where to find most books, but he liked to be sure.

"Detectives, detectives," he mused to himself, ink splotched fingers scratching at his beard. "I believe we just got a new title that concerns detectives." His gaze wandered off toward the area of the store it was located in before he turned back to Feb.

"Would Mr. Umbridge prefer something by a wizard author, or is he partial to muggle writers, as well?" While he didn't find it to be something that mattered to him, he was always sure to ask a person's preference for some of his customers had very strong opinions against muggle literature.