Belgium
s’il vous plaît
“if it pleases you”
Meaning
here you are, said when handing something over
Elsewhere
voilà
Explanation
Standard French keeps s’il vous plaît for please. In Belgium, Nord-Pas-de-Calais and Picardy it is also what you say as you hand something over, where France would say voilà or tenez.
Example
Le facteur m’a tendu le colis en disant « s’il vous plaît ».
The postman handed me the parcel, saying "here you are."
Origin
Origin uncertain. Nothing on record explains why Belgium and the north of France also use it when handing something over.
Where
Belgium
Nord-Pas-de-Calais, Picardie
Source