Portfolio, Service, and Activity
To register a service, it must belong to a portfolio. To register an activity, it is necessary for it to belong to a service.
To access the Portfolio form, click on the Portfolio in the side menu.

Create a Portfolio
On the Portfolio form screen, click Create and fill in the information in the fields.
Create a Service
Click Add on the right side of the service field and fill in the fields.

Register an Activity
In the already open services tab, click Add on the right side and fill in the activity details.

Save all actions before exiting.