c) use our brains instead of looking for a stamp For most stick construction you can clearly see a 2x4 or 2x6 will or won't support the load given the checking

c) use our brains instead of looking for a stamp For most stick construction you can clearly see a 2x4 or 2x6 will or won't support the load given the checking and knot size. Code, though, requires a grade stamp.