The swindle is an important concept because it takes just one to completely change the result of a game. Be aware of the possibilities in the middlegame and especially the endgame. If you are losing, you should always be making things as difficult for your opponent as possible. If you are winning, you need to make sure you are shutting down your opponent.
😲 Video - Must See One Of The Great Swindles (5:47)
👍 Chess book - The Complete Chess Swindler (645 pages)