If you tie a string from the hole and find that, despite your best efforts with the thumbtack, it still isn’t hanging 100% straight, try altering the shape of the knot slightly, or shifting the way it’s sitting on the dowel.
22 / 24

If you tie a string from the hole and find that, despite your best efforts with the thumbtack, it still isn’t hanging 100% straight, try altering the shape of the knot slightly, or shifting the way it’s sitting on the dowel.