When have you performed the needed actions from a work item, you can complete the step, and the work item is routed according to its workflow definition. To help you determine if the work item is complete, the work item can include special instructions written by the person who created the workflow.
For example, assume you have a work item in your Inbox for an expense workflow. The work item includes a spreadsheet document that you must review and approve, and you must fill in one data field for your name as reviewer. After reading the spreadsheet, you decide to enter your name as reviewer, add a comment, enter an approval response, and complete the step.
To complete a work item: