Mid-to-late-stage business start-ups with potential to generate an immediate impact on Michigan’s economy, as well as student concepts with longer-term business viability, will compete for more than $1 million in cash winnings, plus in-kind awards of services, staffing and software, in what Accelerate Michigan calls “the world’s largest business plan competition.” Complete event details are here. Student deadline is Sept. 30; click here for an application.