just in one sentence we will be able to know the importance -- just imagine urself standing in the middle of a place it may be anywhere without any known people in the place with aur cell phone who would u call --- ?
the importance of family can be realized by what u are now ? just imagine...
I dont think so making it legal would do any upliftment ... it will just increase the percentage of people in the trade as more will be forced into it without any fear... moreover treating a human as an object of pleasure is grossly unethical for the society..