1) Calendar allow start by "Sun" or "Mon" 2) Include Plugins developed so far (by Mark etc) and can be enabled / disabled 3) Registration & Registered users to write new topic / post 4) Flexible search of posts / comments by: - order by date (asc / dec) - order by comment (date of comment) - order by category - order by author name - order by commentor / user name - search keyword - multi level search