Everyone has one aspect that is the most challenging for them such as distance, trees, water, etc. Mine is elevation. Whenever elevation is involved it completely throws me off. I just recently played the course in the link below and it had a lot of elevation shots. What is your Achilles heel on the course?
https://www.youtube.com/watch?v=kuN_4A7axUs
https://www.youtube.com/watch?v=kuN_4A7axUs