: Avoiding boring, symmetrical positions to keep the game interesting and challenging for the opponent.

A good candidate for an idiot-proof repertoire should possess the following characteristics:

Download the PDF. Play the London. Play the Caro. Stop sweating the theory. Let your opponent be the one who forgets their line. You will be too busy crushing them in the endgame.

An idiotproof opening repertoire follows three strict rules:

Don't let your opponent take over the middle of the board.