Not quite a sewing tutorial, but definitely belongs in my sewing room! DIY Magnetic Pin Dish, smart another good idea - could use a small antique dish for this.
Craft Room Organizational Pegboard - use a frame and dowels to store vinyl rolls or wrapping paper.
Duct tap power strip to a table leg to keep it up off the floor! Tie cords together to keep neat & tidy!
10 Hacks You've Never Heard Before - The Krazy Coupon Lady