Even if you are developing a game as a hobby, for recreation or educational purposes you should release it at some point to others. Getting feedback on your game can be an exhilarating, humbling and even a disappointing experience. Don't be discouraged by criticism and pay attention to your tester's comments good or bad. Sending someone a screenshot or movie clip of your game for review is not enough.
The following is another set of guidelines that will improve the success of your game release, even if it is only to friends: