Before charging a client for worked hours related to a project, make sure that the project status is set to “In progress” and that a billing option is selected.
To charge a client for worked hours related to a project, simply select the "Invoice projects" action from the "Projects" menu.
On the following screen, select a client and then the project(s) you wish to include on your invoice.
To avoid browsing through a long list of projects, you can filter your projects by project status:
If you wish, specify a start and end date to only invoice worked hours
and expenses for that time range. Choose how to display the data on your
invoice and which information to include, then click “Create invoice”.
You will then be able to complete the invoice created with your project hours and expenses.