Kim Kardashian | Page 2

In 2005, Susan Petersen and her husband felt like an $86 income tax refund was enough to make them rich. Today, she's at the helm of a multimillion-dollar business. Here's what that ride felt like.

Her mobile game made $74 million last year.

From Katy Perry to 50 Cent, here's a star-studded sampling of musician founders and financiers backing apps, wearables and more.

The game will feature Perry's voice, likeness and personality, and is slated to launch before the end of the year.

Small businesses can learn for free valuable take-home points from the companies that paid $4.5 million for airtime.

Just when you thought the Pole of Narcissus couldn't get any worse, this wretched doodad came along.

Will today's smartphone shoppers -- ever in pursuit of the next big thing -- be enticed by a product harkening back to the primitive devices of yore? BlackBerry hopes so.

Today's celebrities aren't just entertainers, they are brands and businesses. And entrepreneurs can learn from their mistakes and successes.

The struggling phone maker is setting up for the 'Classic,' a throwback to the BlackBerrys of yore.

The reality star professed her love for the BlackBerry Bold and her disdain for wearable tech. 'It's just not for me,' she says.

The typewriter obsessive, who once boasted a collection numbering 200, has created an app that mimics the look, feel and sound of the bygone gadgets.

The game, in which players climb the Los Angeles social ladder, is on track to earn $200 million dollars annually, according to analysts.

Set the standard for your line of work

Get your product into the scene of a blockbuster movie, if you can, but until then leverage your social media marketing and boost sales with placements in local and regional outlets.

Fame brings dedicated fan bases. Here are the elements you need to build up your persona.

What do you get for the girl who has everything? If you're Kanye West, you get her 10 international Burger King locations.

Chad Hurley of YouTube is feeling the wrath of Kimye after releasing a video of their marriage proposal.

Twitter's reach is extensive, and word can travel fast. Here are six smart tips for spreading the good word about your business on Twitter.

How 15 minutes of fame can lead to as many problems as opportunities.