I usually work from within the door, but what Zordrack says will work.
Here's some pics.
With the door panel removed, looking back at the door handle from the inside:
Handle and latch close, but not connected:
As they sit within the door when installed:
The forum host, Pelican Parts, has some good instructions.
https://www.pelicanparts.com/techarticles/Boxster_Tech/78-BODY-Door_Handle_and_Lock/78-BODY-Door_Handle_and_Lock.htm
Got it figured out now?