The tag implication #61384 conversational_sign -> sign has been approved.
Reason: This tag seems to be for when a character is holding up a sign that says what they want to say, Wile E. Coyote style.
post #4022507
Therefore, there must be a sign in the post. I'm hesitant to imply text, since it's theoretically possible for such a sign to only use pictographics.
EDIT: The tag implication conversational_sign -> sign (forum #401118) has been approved by @slyroon.
Updated by auto moderator