Sometimes players need to gain time on the clock by repeating the position, but most often its purpose is to wear down the opponent psychologically.

There is nothing wrong with trying to exploit the natural human tendency to become impatient when forced to play a boring position.

Under no circumstances should you play fast if you have a winning position. Forget the clock, use all your time and make good moves.

Sometimes players need to gain time on the clock by repeating the position, but most often its purpose is to wear down the opponent psychologically.

I always urge players to study composed problems and endgames.

The business of the endgame is maneuvring to control critical squares, advancing or blockading passed pawns, preparing a breakthrough by the king, or exploiting the subtle superiority of one piece over another.

Typically, in the last round of open tournaments the level of play is markedly lower, the number of blunders higher.