Step 7
Fold the first segment at the top to the tree back against the card, along the dotted line, and crease with your thumb or finger.

Step 8
Put the first segment back in its original position.

Step 9
Open the card like a tent, and push the first segment through to the other side.

Step 10
If you turn the card over, this is what it looks like.

Step 11
Turn the card over again and carefully cut along the SOLID black line of the second segment at the top of the tree.

Step 12
Fold the second segment at the top to the tree back against the card, along the dotted line, and crease with your thumb or finger.