Originally posted by YUG0slavSecond this suggestion. Seirawan's books are excellent for beginners. A worthwhile investment and much less painful than beating your head against the board.
I doubt that I could properly calculate 10-15 moves into an OTB game without going into time trouble (unless my opponent's in a mating net or something, then sure, why not?)
In a cc game I suppose I could write it all down on paper...but...
I say go buy Play Winning Chess and Winning Chess Tactics by Yasser Seirawan.