Since he was a kid [Giorgos Lazaridis] has always loved the idea of having an electronic door locking mechanism, and now that he has the means, he’s decided to construct one for securing the ...

The boxy locking mechanism on the end of the cable tie is used as the catch, slimmed down with the help of an X-Acto knife or razor blade. Once you’ve got the right fit, use a second cable tie ...