A rigid rule is better than a tape for measuring lengths under 6 ft Learn more using a combination square to layout small measurements Learn more Stepping trim back to form reveals causes shadow lines Learn more running courses of material between two diverging surfaces Learn more molding hides floor gap Learn more window sill trim mold Learn more coped joint in baseboards Learn more baseboard parts Learn more coping baseboard corners Learn more installing door on unlevel floor Learn more floor board layouts Learn more checklist on a clipboard Learn more