What are the reasons of increasing real estate market in Chennai?

Chennai realestate has been seeing a vast development in the last few years because of the new It parks which crates a huge job oppurtunity which results in huge migration in that area.Due to the huge developments happening in chennai an International property developer called Risland is coming up with a property in chennai perungudi.There are 2 big IT parks of DLF and Brigade’s World Trade Center Building is been under construction