There are several bonus areas to deblock
Your private DM zone
at 50 messages you get your private DM zone. In this place you can share your ideas concerning rules. Also you can make your dnd universe,your ideas ,interact with Adremia. This can help you in building up your own quests. Make sure that you wont reveal to much about your quests, but tell just enough to engage interest.
The Landlord mode
at 100 messages you get your privat area where you can manage the life of your character. It may contain any personal information gathering concerning the possessions. Also it provides inside tips from your inplay contacts and allows to manage the caracters busines affairs. The player needs to own a territory in order to deblock this mode.