Setup Chart: (k1, place centre marker) symbol should be on Row 13, not 14.
sk2po: The stitch marker is in the middle of the stitches used to work the sk2po in the Reflection Pattern. Remove the marker and reposition it before the decrease.
Modification Notes: You’ll need about 2 ½ times more yarn than used in previous 8 rows to work the garter stitch edging.