I later took a group training class at a local golf club .
I later learned 10 times as much from the instructor compared to the DVD , but the cost was also 10 times the cost of Ledbetter 's DVD .
I later took a group training class at a local golf club and learned 10 times as much from the instructor compared to the DVD , but the cost was also 10 times the cost of Ledbetter 's DVD .