A great way to practice good alignment is to use a tool like the Alignment Ball, which you can get for $10 off on Fairway ...
Even when it’s cold and wet outside, you can still practise and improve your putting, as there are lots of drills you can do on a putting mat at home to keep your set-up and stroke in check.
It features a black-and-red ring that makes it easier to line up putts and judge how effective your stroke was after you ... learn about the quality of their putting on the course.