Ashy i am not agreed here with you. You are trying to say that if we follow only Islam we will create disorder in society. But i think Islam is a complete religion and if we follow it (in a balance way not extremiest type way) our society will be better place.
There is no harm in meeting before Rukhsati. Its upto the people whether they control themselves or not. Jinhy kuch kerna hota hia woh Engagement k baad bhi ker lety hain.