I've written before about the value of associating your brand with a celebrity. And as everyone knows, one of the most effective tools in the celebrity-seeding toolbox is the t-shirt. When a celebrity wears one, it's literally a walking billboard for your brand. Nobody knows this better, of course, than celebrities themselves. It's also on the top 10 list of requests that I get from clients these days: "Can you get celebrities to wear our t-shirts and then take a selfie?"

This week was E3, the annual over-the-top gaming event. If you have ever been, you know the event is a near-epileptic sensory overload, with enough caffeine- and sugar-laced drinks to make any hard core gamer wide eyed for months. And under all the flashing lights, scantily clad pixies in the booths and walking the massive show flow, there is serious business getting done among gaming companies, brand marketers, gaming studios and many others. We've come a long way from The Oregon Trail, Colecovision (who remembers that one?,) 8-, 16-, 32- and 64-bit games.

What makes a mobile app successful? Is it a well thought out user interface? Or is it a large number of downloads? The answer to both those questions, as you've probably guessed, is "no." A mobile app is a success when it's delivering on your specific business objectives. And in many cases, that means when it is delivering revenue.