I imagine the receiving country still has to accept them. If not they get shipped off elsewhere.

But they do all the measurements in cm. But they sell them measured in feet/inches.
Source: my american friend, who works as a carpenter.

Does he make furniture? Because furniture has to be way more accurate as you see all the joints, Framers don't need to care as much as their joints only need to be square and are covered. but everywhere is different in America not to mention the individual he could spend twice what I would on lumber.

They don't build houses it inches. Try cutting a 4x4 down to 1/64 inch. Ask a carpenter

Americans do build houses in feet and inches lumber is sold in board feet which is a volume of wood 12in x 12in x 1in. houses are described in square feet. I live in America we use feet and inches.

But they do all the measurements in cm. But they sell them measured in feet/inches.
Source: my american friend, who works as a carpenter.

Does he make furniture? Because furniture has to be way more accurate as you see all the joints, Framers don't need to care as much as their joints only need to be square and are covered. but everywhere is different in America not to mention the individual he could spend twice what I would on lumber.

True, but you build houses EVERYTHING in cm/mm and so on. It is by far the most practical to ise in everyday life as well. With liters an so on. All round a better choice.

Houses are made in imperial, wood is sold in feet, paint in gallons, and flooring in feet square.

They don't build houses it inches. Try cutting a 4x4 down to 1/64 inch. Ask a carpenter

Americans do build houses in feet and inches lumber is sold in board feet which is a volume of wood 12in x 12in x 1in. houses are described in square feet. I live in America we use feet and inches.

But they do all the measurements in cm. But they sell them measured in feet/inches.
Source: my american friend, who works as a carpenter.

Does he make furniture? Because furniture has to be way more accurate as you see all the joints, Framers don't need to care as much as their joints only need to be square and are covered. but everywhere is different in America not to mention the individual he could spend twice what I would on lumber.