Of course 4, haha.

You have 4 hold in hand. In case they do not want to pay. sue them all. 

Students are good, but can be dirty. just charge cleaning fee. 

所有跟帖： 

• 就是，法律上（古代）这叫连坐。学生的缺点就特脏，基本不扫；然后特吵。 -用户名被占用了- ♂ (0 bytes) () 05/30/2012 postreply 03:51:59

• Thanks, one more question -tez07- ♀ (88 bytes) () 05/30/2012 postreply 07:25:23

• If the parents will co. -sweetptt- ♂ (0 bytes) () 05/30/2012 postreply 09:57:30

• yes. that is an additional security . -比花花还花- ♂ (0 bytes) () 05/30/2012 postreply 17:40:24