Select a project and press the
...to display the project properties:
Setting: active/inactive projects
You can deactivate a project - it will get grayed out in the project tree, will be displayed at the bottom of the tree and will not appear in the project chooser.
Setting: project dependent/single tasks
Project with dependent tasks contains tasks which are supposed to be complete one by another. It's important when using the next actions filter.
Setting: default context for new tasks
By default all tasks added to the project get assigned to the Inbox context (the default context of iGTD). You can use this setting to assign a different default context for a project.
Setting: default tags for new tasks
You can enter the default tags for new tasks added to a project.