If you can't understand why your putting varies so much from one round to the next, make sure you try this drill ...

Almost all of the greats of the 1950s, 1960s and 1970s used this style of stroke, though it is much more difficult to employ now given manicuring and maintenance make putting greens so much faster.

Looking to improve your putting stroke and lower your scores? You should definitely book yourself in for a free putter ...