Timelines look best when they display a reasonable amount of detail without going overboard. OnePager lets you decide which tasks and milestones should be included on your timeline, and which aren't as important.
Using a simple Yes/No field in your project schedule, you can easily decide which tasks and milestones to import::
Custom Import Filters
For even more control, you can write custom import rules that automatically decide which tasks and milestones to import based on the status of your project plan:
Any field from your project plan can be used for filtering.