Tape layers should overlap shingle-style up the roof
Decking the field and delegating responsibility
Snap a line and stick to it
Sometimes a blade thickness is waaay more than you need to cut off. If you need to take 1/32 off the end of a board, here's how to do it quickly.
Adjust the boxes to the hardware, and then to each other. Rotating the panel gives a little extra wiggle room
Quality, speed, and safety can work together
The first layer of foam is mostly an insulation layer; the outer layer is the air barrier and drainage plane. This video is about the first layer.