Belgium· informal
il n’y a pas d’avance
“there is no advance”
Meaning
there is no point
Elsewhere
ça ne sert à rien
Explanation
In Belgium avance can mean advantage, so there being no avance means there is nothing to gain. France would say ça ne sert à rien.
Example
Il n’y a pas d’avance à se disputer avec lui, il ne changera pas d’avis.
There's no point arguing with him, he won't change his mind.
Origin
Origin uncertain.
Source