Checkmates
Fundamental Tactics
Advanced Tactics
Zugzwang
Being forced to move
Interference
Interpose a piece to great effect
Greek Gift
Study the greek gift sacrifice
Deflection
Distracting a defender
Attraction
Lure a piece to a bad square
Underpromotion
Promote - but not to a queen!
Desperado
A piece is lostbut it can still help
Counter Check
Respond to a check with a check
Undermining
Remove the defending piece
Clearance
Get out of the way!