1) Setup 8 balls around the hole at three feet.
2) Putt around the circle
3) Repeat this drill until you make all 8 putts in a row.
Variation:
- Try the same drill from a 4, 5 and 6 foot circles.
- Try the same drill from a 6, 9 and 12 foot circles
Variation: Ladder Format - 4 stops
- Make a putt from 3, 4, 5 and 6 feet from each of 4 stops
- Make a putt from 3, 6, 9 and 12 feet from each of 4 stops
Take a look a Phil Mickelson take on putting:
https://youtu.be/DMv01fSULRQ