* Best Buy (BBY) is reportedly sitting on a large pile of unsold HP TouchPad tablets — more than 225,000 — and the retail chain isn’t happy. (All Things D)

* Amazon (AMZN) signed popular self-help guru Timothy Ferriss as part of the company’s new bid to publish books as well as sell them. (The New York Times)

* A peek at the book jacket for Steve Jobs‘ upcoming authorized biography, penned by Walter Isaacson. (Fortune)

* Taiwan smartphone-maker HTC is suing Apple (AAPL) over three patents — one involving WiFi –and is looking to stop U.S. imports and sales of Mac computers, iPads, iPhone, and iPods over the alleged infraction. (Reuters)

* Enterprise-focused cloud storage provider Box.net has so far raised nearly $19 million out of an estimated $35 million it’s looking to raise for a new round of funding. (The company secured $45 million just six months ago.) (Fortune)

* Dell (DELL) reduced sales growth expectations for the company’s fiscal 2012. Instead of growth of between 5% and 9%, the company expects growth of just between 1% and 5%, citing “more uncertain demand environment.” (ZDNet)

* A review of Research in Motion’s (RIMM) newest, the BlackBerry Bold 9930. (This is my next)

Don’t miss the latest tech news. Sign up now to get Today in Tech emailed to you each and every morning.