We recommend using the Berluti knot for all your laced shoes. It's a neat knot that stays tied. This is especially useful for your elastic laces, so you can slip in and out of your shoes without retying. 

Here's what a customer had to say after we recommended the Berluti knot:

The Berluti knot is a winner. No issues with shoe laces coming undone now after two days on a trade show floor.  -Andrew N.