Markers allow control over behavioral aspects of plan items such as their lifecycle, if they are required or the number of repetitions.
- Manual Activation Rule
 - Controls whether a Task must be manually activated by a user.
 - Required Rule
 - Controls whether a Task, Stage or Milestone is required to be performed.
 - Auto Complete
 - Controls whether a Stage auto completes.
 - Repetition Rule
 - Controls whether a Task, Stage or Milestone can have repetitions.