The most common and most likely answer to this crossword clue is the 4 plus 3 letter word OPEN DAY
I've seen this crossword clue in Independent
O
P
E
N
D
A
Y
More clues leading to the result OPEN DAY
- What a school may have done ā pay involved?
- Regularly co-opt new dean close to busy time when the public may visit college?
- Love to finish in profit for school event
- Zero outlay to secure latest school event?
- What āDā does at public event
- Work to stop? Yes, when the public visits
- Revamped pond? Aye, entrance now unrestricted
- Chance to visit Doris following competition?
Buddy explains!

The straight part
We know that "Chance to visit" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case chance to visit = open day.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.