When you keep the ten commandments of community everything goes better.

                     *  Be transparent

                     *  Be helpful

                     *  Be trustworthy

                     *  Make it right

                     *  Share solutions

                     *  Stay calm when you’re provoked

                     *  Be sensitive to people’s sexual orientation, as applicable

                     *  Respect religious differences while staying neutral, as applicable

                     *  Keep quiet about your political views, as applicable

                     *  Be a friend

Want to add any examples of great online communities? 🙂