Radhey Krishna Techno Build in Noida Sector 36 - good investment?

Thinking of investing in Radhey Krishna Techno Build Pvt. Ltd. in Sector 36. What's your experience? Expected appreciation kya hai? Is it better to buy now or wait? Kya kisi ko pata hai about future development plans near Sector 36? Rental yield potential kaisi hai? Mujhe advice chahiye. What do you think?