“My wife used to sneer at my feeble charms, clarisonic mia but one month into your fabulous Kwikspell course and I succeeded in turning her into a yak! Thank you, Kwikspell!”
Fascinated, Harry thumbed through the rest of the envelope's contents. Why on earth did Filch want a Kwikspell course? Did this mean he wasn't a proper wizard? Harry was just reading “Lesson One: Holding Your Wand (Some Useful Tips)” when shuffling footsteps outside told him Filch was coming back. Stuffing the parchment back into the envelope, Harry threw it back onto the desk just as the door opened.
Filch was looking triumphant.
“That vanishing cabinet was extremely valuable!” he was saying gleefully to Mrs. Norris. “We'll have Peeves out this time, my sweet—”
His eyes fell on Harry and then darted to the Kwikspell envelope, which, Harry realized too late, was lying two feet away from where it had started.