Here's a quick snippet that's been in my head for a very long time.  I don't know when this will show up, maybe not until book 5 or 6, maybe later. But this is, in fact, canon.
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The doorbell buzzed a third time and Meagan hurried to reach the door before it buzzed again. “I’m coming,” she said under her breath passing from the kitchen into the mudroom to reach the front door. “Hold your horses.”

She glanced at the security screen by the door, but the view was empty of enquirers. She paused with her hand on the doorknob, staring at the empty screen and the buzzer sounded again.

Unsure what she’d be facing, she lifted her cane off the coat rack and leaned on it. She didn’t need it for walking, but the carbon fiber shaft served as both a useful fashion and defense statement. She kept her thumb next to the switch that would energize the million-volt capable electrodes that covered the lower half and allowed the cane to double as a stun baton.

Safety first, especially when you didn’t know who was knocking on your door. Not many encyclopedia salespeople made it this far, but it was best to expect the annoying while preparing for the criminal.

Making sure she was balanced properly, she twisted the knob and swung open the large circular, hobbit-style door which revealed…

Meagan blinked in confusion.

“I hope this day finds you well and happy, human,” the large Eurasian lynx said in greeting. “It was easily five feet long, with silver fur and bright blue eyes.

“I believe my parent resides within this housing unit. Would you be so kind as to tell them I have arrived?”