9 Lessons Learned Going from 0 to 50,000 Customers In 3 yearshttp://blog.amirkhella.com/2014/09/17/how-keynotopia-went-from-0-to-50000-customers-in-3-years/ by amirkhella • 12 years ago 3 0 12 years agoBLblog.amirkhella.com