jm ìÂÃiÒh.|Lx®ÅjP7Ã;×Bà°\9s¨~62ÿLBy splitting the UTXOs, so that each user have several confirmed coins at the address. Or by warning the user "You are doing it too much. Slow down a bit' ;)
https://whatsonchain.com/tx/75cf38722e66e57cd78acea8fa8b18ed947dc02db2ec71e335b6e74c02ab7de0