That would probably be considered "begging."

9. Begging in any area of the website is prohibited and you may
be warned or banned if you are found doing so. Begging includes asking
for anything for free or at a value that is significantly less than the
pet or item's worth. Unless invited by the user, you may not ask a
quitting user for items, credits, tu or pets.

https://www.rescreatu.com/rules.php