Here’s an object lesson on the merits of pre-empting aggressively and fighting through pre-empts. South was dealing, with no one vulnerable:

Here’s a bidding guide for deciding whether to double an opponent’s contract. It’s called the Rule of Nine. It works as follows.

Don’t help your opponents. That’s simple enough in concept but more complex in action.

Have you heard about the Rule of One? I hadn’t either, until my playing partner Paul Laliberte showed me.

Pre-empts can be fun for bidders and hellish for opponents. Here’s perhaps the most satisfying interference bid I’ve seen.