Here are the possible solutions for a crossword editor has to be very careful when changing one unlike this puzzle's editor who was careless four times herein clue
Answer
Clue
Relevancy
clue
Clue
A crossword editor has to be very careful when changing one--unlike this puzzle's editor, who was careless four times herein
Definition
to obtain guiding information
diacritic
Clue
Mark that appears four times in this puzzle (hint: the baseball player who's the answer to this puzzle uses one, too)
Definition
distinguishing
ace
Clue
Service found in the four longest Across answers herein
Definition
an expert
hmo
Clue
Coverage provider for you to discover four other places herein
weng
Clue
Noted crossword-puzzle editor
Noted crossword puzzle editor
late
Clue
"Round here we stay up very, very, very, very ___"