Step 1: Step 1
If you don't own a broken keyboard buy one at a thrift store;
there's a 73% chance it's defective somehow.
Step 2: Step 2
I got mine at FedEx/Kinko's. It's a good idea to add
superglue to make sure the keys stick permanently.
Step 3: Step 3
Experiment with different mediums to see what
you prefer. I like chalk because it allows for the
original symbols to be visible under the color.