Justify most features by data. Once you start doing so, the roadmap & the way to build it changes drastically and for the better. It allowed every function of our company to be 100% aligned and to avoid arguing with only gut feeling on what's prioritary.
Going to the Amazon AWS web summit and setting up a stall.<p>Lead to huge customers and lots of revenue. I'm normally pretty introverted and dont like doing such things, but I thought I'd get out of my comfort zone
An easy transparent feedback section (where everyone can see everyone's comment and reply) Some of the best ideas came from their. But on the other hand alot of complaints too I guess.