step 3.3.step 3 Badge purchase for the Heap Flood. An additional very important element of Bunch Flood is the purchase of merit badges, which give social seal of approval regarding class affiliation, experience, authority, label and you will setting goals (Halavais mais aussi al., 2014). These badges explain a way of in your neighborhood and you can qualitatively distinguishing between co-worker, and now have signify motivational discovering goals to achieve (Rughinis Matei, 2013). Stack Overflow comes with a system regarding mark badges to characteristic subject-level expertise, given after a fellow hits a certain voting score.