The most common and most likely answer to this crossword clue is the 7 letter word PRECEDE
I've seen this crossword clue in The Times
P
R
E
C
E
D
E
More clues leading to the result PRECEDE
- Go in advance of gym class, crossing playground with journalist
- Appear in front and pressure soldiers to surrender
- Introduce first of paratroopers, then withdraw
- Anticipate page referring to fancied player, we hear
- Introduce spin: England to give up
- Go before powers, primarily, fade away
- Go in front making president withdraw
- Introduce pressure with arbitrary decree
- Parking, about to deliver lead
- Go ahead with advertising chance finally to give up
Buddy explains!

The straight part
We know that "Go in advance of" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case go in advance of = precede.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 PRECEDE mean?
PRECEDE noun- Brief editorial preface (usually to an article or essay)
- To go before, go in front of.
- To cause to be preceded; to preface; to introduce.
- To have higher rank than (someone or something else).