This is an 👍😎 VLOG, the process, reminesen of Robert Byrne Standard Book.. and the course in 1978, the information is quite valuable. Dr.Dave also after, Poolometry , advanced theory to play. Thank You, Please More Bro
This method is to help players visualize the point on the rail and therefore in the long run build up a sense of banking without any aim/help. Similar to the ghost ball trainer