Startup <a target="_blank" href="http://www.springleap.com">Springleap</a> says it can help marketers improve their ad campaigns by tapping into a community of 180,000 creative professionals.
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Springleap has traveled from its offices in Johannesburg and Cape Town, South Africa, to Brooklyn to set up its global headquarters and bring a new model for crowdsourced design to the "Mad Men" of Ma