The task module is designed to be an integral part of your platform and is integrated into many areas of the system. Here's what you can do:
At the time you create a task, you have additional options you can choose:
Once a task is created you are free to make comments and other users who are attached to this task can also comment. Every comment is automatically emailed to all parties associated with the task.
You can also optionally log time against a task and deduct points/hours off the Task Owner's balance.