Close a form

As you move through the fields Spark saves each field as you go,  so you can leave the form at any point.

Save indicator - See top right of the form

You start entering data into a field - Unsaved Changes

You leave the field - Unsaved Changes > Saved 

You can leave the field by pressing the Tab key to get to the next field or by clicking anywhere else in the form with your mouse.

Closing the form

You can leave the form by press the Esc key on your keyboard

Close Button

There is a Close button at the bottom of the form for you convenience but it's easier to press Esc once you've saved the last field.