Harvard Business Review LogoEntrepreneurshipStart-ups: Before You Launch Your Product, Start With a Service by Sramana MitraFebruary 3, 2014PostPostShareSaveBuy CopiesPrintLeer en españolLer em portuguêsPostPostShareSaveBuy CopiesPrintRaising funding for startups in Silicon Valley is a low probability game. Fewer than 1% who try actually succeed.PostPostShareSaveBuy CopiesPrintRead more on Entrepreneurship or related topics Product launches and Start-ups