I have updated the Discussion page to read...
Q: In another project, we were told, "Do not key rank". Is that true in this project? We are not to key ranks such as Colonel or Private?
A: The Keying Standards state that, "Ranks are only keyed in the Prefix field if that instruction is given in the field help." Since there is not an instruction for the rank to be keyed, it shouldn't be keyed.