Cutting the Gutter Guard
https://player.vimeo.com/external/580726265.hd.mp4?s=0c3c119c2ede2d6489734cbfb621759c763979e4&profile_id=174
Determine the Slope
https://player.vimeo.com/external/579946638.hd.mp4?s=2db5931b197ffd930e47bb38fc70fef7d258ea34&profile_id=174
