John T
It gets better and better. SBU is being replaced by CUI, which is supposed to roll up most of the handling caveats into a couple of categories,
Here's a linkThe White House has issued a memorandum on the designation and sharing of information that is unclassified, but is deemed sensitive in nature. The new Controlled Unclassified Information (CUI) framework replaces the existing Sensitive But Unclassified (SBU) categorization; three new categories replace the "at least 107 unique markings and more than 131 different labeling or handling processes and procedures for SBU information"
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