When I was a kid growing up on Vancouver Island in British Columbia, one of my chores was getting the firewood in. I started with an ax and a wheelbarrow, then moved on to a chain saw when I was old enough. I spent many hours using chain saws and became quite proficient and accurate.

I now run a small framing company; we frame 10 to 12 homes a year. My skill with the chain saw has proved a timesaver, particularly when cutting out window and door rough openings. Most crews build walls on the floor and use a router with a flush cut bit — or, after snapping lines, a circular saw — to cut out rough openings before standing them....

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