To start, highlight the text and change to a suitable font for your project.  Then change the name is that is is personalised to you.

Next, place the design over the material using the camera on the laser bed.  Process the design

Take the back of the lock and colour the keyhole black using an acrylic pen

Next spray of paint the key and the front of the lock yout desired colour and wait for this to dry.

Glue the front of the lock to the back of the lock and wait for it to dry

Your design is finished.