How can I associate a milestone with any task list?

To manage labels in ProofHub, follow the steps given below:

• Open your ProofHub account
• Go to a Task or Note
• Choose the Label option
• Now, you can create new labels or edit existing ones to organize your projects.

To generate a workload report in ProofHub, follow the steps given below:

• Open your ProofHub account
• Go to the Reports tab
• Select Workload
• Now, you can get a detailed view of your team's tasks and current capacity.

To manage people in Notes in ProofHub, follow the steps given below:

• Open your ProofHub account
• Open the Note that you wish to manage
• Right-click on the note
• Click ‘Manage people’
• Add or Remove People by clicking the ‘+’ button and searching for the desired users or clicking the ‘x’ button next to the user's name respectively.

To edit a timesheet or time entry in ProofHub, follow the steps given below:

• Open your ProofHub account
• Navigate to the Time tab in your project
• Choose the entry you want to alter
• Make the changes as required

As of now, ProofHub does not currently provide a direct OpenCart integration. However, you can seek third-party integration solutions like Zapier to link the two platforms.