zuìhǎo xiěqīng nǎxiē qíngkuàng huì kòu zhèngcháng sǔnhào zěnme suàn tuìhuán shíjiān hé tuìhuán fāngshì

最好写清哪些情况会扣、正常损耗怎么算、退还时间和退还方式。

It's best to clearly state under what conditions deductions will be made, how normal wear and tear is calculated, and the time and method of refund.