Reviewing my experience at London’s SeedCamp and BizSpark, two leading events aimed at getting young companies mentorship and investment, it is glaringly obvious that start-ups don’t execute pitches as well as they could. In the business world, if you don’t successfully persuade an audience of your value, it’s worse than not having presented at all. Why am I so sure that start-ups need careful preparation t...

In brief: Inma Martinez, a leading digital media strategist and advisor to venture capitalists, joins with MSearchGroove to co-host Mobile Groove, a no-holds-barred commentary on the companies and trends that matter most. Inma, who has been referred to as a “free radical” by Red Herring and Fast Company, speaks out on the rise and demise of Blyk, what went wrong at Spinvox, what we can expect from Microsoft. High...