Would anyone mind describing your way of framing a 4x8 MDO panel, to be installed on (2) 4"x4" posts positioned behind the panel? Do you use 2"x4"s or 2"x2"s for the framing? Do you use plywood triangles on the corners?
Do smaller signs, such as 3x4s and 4x4s, need to be framed?
Thanks