The most common and most likely answer to this crossword clue is the 6 letter word ADVICE
I've seen this crossword clue in The Daily Telegraph
A
D
V
I
C
E
More clues leading to the result ADVICE
- Hype in place of sound counsel
- Notice the deputy offering guidance
- Tip trailer: a bad habit
- Counselling had with husband leaving bad habit
- Help father to get over bad habit
- Notice failing to provide guidance
- Notice weakness after promotion
- Notice wickedness – provide counsel
- A scheme abandoned by English 17
- Guidance from daddy regularly at fault
Buddy explains!

The straight part
We know that "counsel" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case counsel = advice.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ADVICE mean?
ADVICE noun- An opinion offered in an effort to be helpful.
- Deliberate consideration; knowledge.
- (commonly in plural) Information or news given; intelligence
- In language about financial transactions executed by formal documents, an advisory document.
- In commercial language, information communicated by letter; used chiefly in reference to drafts or bills of exchange
- A communication providing information, such as how an uncertain area of law might apply to possible future actions
- Counseling to perform a specific legal act.
- Counseling to perform a specific illegal act.
- In aspect-oriented programming, the code whose execution is triggered when a join point is reached.