1. Go to the Sales Pipeline and Find the Proposal You'd Like to Work From
2. Click on 'View Proposal'
3. After Adding a Package, Click on 'Add Item'
4. Make Sure to Fill the Item's Information
5. Click on 'Save'
6. See the Item Added to the Package from the Proposal Builder
Note: It's not possible to add an optional item to a package. You can only add optional items outside the package, as regular line items
7. See the Item Added to the Package from the Customer's View
