Fitting a putter specifically to your game is important because the putter head, shaft length, lines and offset all effect how you aim your putter so getting a putter that matches your swing will greatly improve your accuracy
Before a tournament practice by hitting shots you would most commonly face on the course, perhaps even play with just your wedges and putter
The golf club is a lot like our body; they both have a head, face, heel, toe and sole, and if we understand how they work then we’ll know how to use them