Guy lost of mobile phones on the taxi driver back to ask for more than five hundred count?

Passenger in a taxi on losing things are common, the driver get back after considering the delayed work, passengers proper gratitude is also very common. But this' thanks for how many appropriate? 500 yuan is not much? Lives in jiangbei fellow liu Ming (a pseudonym) has recently met such trouble. July 1 in the morning, liu Ming take a taxi from steam center to new memorial arch, was found shortly get lost my mobile phone. Will be off the taxi? Through acquaintances phone...