From the way a site is designed to the way information is presented to how you write about things, you can quickly realize that all those things are levers that change the game of your blog. The choices you make should be tied directly to your goals, so don’t just think about games for the sake of them.
A company can begin to determine its product’s habit-forming potential by plotting two factors: frequency (how often the behavior occurs) and perceived utility (how useful and rewarding the behavior is in the user’s mind over alternative solutions).
A classic paper by John Gourville, a professor of marketing at Harvard Business School, stipulates that, “Many innovations fail because consumers irrationally overvalue the old while companies irrationally overvalue the new.”